TCFP Driver/ Operator
Fluoroprotein foams may be created using either:
fresh or salt water
A fire service pump that uses the same power supply concept as snowplow trucks, cement mixers, and other heavy equipment is the ________________ pump.
front mount
A _________________ is equipped with two quarter- turn ball valves so that the flow of water to each of the split lines can be controlled independently.
gated wye
According to NFPA 291, fire hydrants capable of flowing 1000 to 1499 gallons per minute at 20 psi should have their bonnets painted:
green
The five functions associated with a quint fire apparatus include: pump, water tank, fire hose storage, aerial, and:
ground ladders
Response actions for the apparatus driver/ operator include:
indentifying nearby hydrant locations or water sources, and selecting the best position for the apparatus at the incident scene.
When the driver operator experiences a problem with the apparatus that can't be be managed in the field, the driver/ operator must:
immediately communicate the problem to an officer
Fluoroprotein foam is effective for ______________ application to hydrocarbon fuel storage tank fires.
subsurface
The two main purposes for which fire hose is used are as:
supply hose and attack hose
The _________________ system keeps a vehicle's axles in place and holds up the fire apparatus and its entire load.
suspension
Objectives that are required to be completed during the operational phase of an incident are known as:
tactical benchmarks
According to NFPA 291, fire hydrants capable of flowing 1500 gallons per minute and higher at 20 psi should have their bonnets painted:
light blue
Fir hydrants should be checked on a regular basis- no less than:
once a year
In water, ____________ atoms of oxygen is bound to _________ atoms of hydrogen.
one, two
What type of pump can be carried by two or more fire fighters to a water source and used to pump water from that source?
portable pump
Water that is moving and water that is not moving both have:
potential energy
When water is n motion, it produces ______________________ and ____________________.
potential, kinetic
What type of power units are commonly used for small pumps such as those found on tankers or tenders?
power take-off
A prime mover and the principal power output device used to power a rescue tool.
power unit
A pump __________________ the water used to attack the fire.
pressurizes
The vacuum test is basically a test of the:
priming system
A collapse zone is a distance of _____________________ times the height of the building in which fire fighters and fire apparatus must not be located in case of a building collapse.
1 1/2
In accordance with NFPA 1901, a fire apparatus wiht a completely discharged air system must be able to move within _________________ of start up.
1 minute
Water a 32 degrees Fahrenheit is almost ________________ pounds per cubic foot heavier than water at 100 degrees Fahrenheit.
1/2
During the performance test, the pump should be subjected to ____________ minutes of pumping at 70% of the rated capacity at 200 psi not pump pressure.
10
All aerial devices should remain a minimum of _______________ from all overhead wires.
10 Ft
What is the maximum amount of play of a steering wheel with power steering can have, prior to being repaired?
10 degrees
When performing a vacuum test, the vacuum inside a pump or suction hose should not drop in excess of ________________ in __________ minutes.
10 in; 5
When checking discharge pressure gauges for accuracy, any gauge that is off by more than ____________ must be recalibrated, repaired or replaced.
10 psi
What is the maximum percentage of pressure change in order for the compressed-air foam system to pass the test?
10%
According to NFPA 1901, for a fire apparatus be classified as a pumper rated at 3000 gallons/ min or less, it must pump ________________ percent of rate capacity at 150 psi net pump pressure.
100
To satisfy Underwriters Laboratories (UL) standards, a fire pump must produce ______________ percent of its rated capability at 150 psi.
100
When testing the apparatus foam system using the " substitute water for the foam concentrate" method, water is drawn from a calibrated tank instead of foam concentrate from the concentrate tank. The volume of water drawn from the calibrated tank divided by the volume of water pumped over the same time period multiplied by ___________ represents the percentage of foam the foam proportioner is producing.
100
What is the normal operating pressure for an air braking system on most fire apparatus?
100-120 psi
Atmospheric pressure drops 0.5 psi for every ____________ that the geographic location rises above sea level.
1000 ft
Training and performance qualifications for firefighters are specified in which NFPA standard?
1001
NFPA ____________ requires that driver/operators meet the requirements of NFPA 1001, Standard for firefighter professional qualifications, for firefighter I, if they will be responsible for operating a fire pump or aerial device on the fire apparatus.
1002
What is the net pump discharge pressure (NPDPpps) if you are pumping a pump discharge pressure of 170 psi and you have 50 psi of pressure coming in from a hydrant?
120 psi
When conducting testing of an apparatus compressed- air foam system, what is the recommended pump pressure for the test?
125 psi
what is the minimum distance an apparatus should be positioned from a trench collapse?
150 ft
As a guideline, sprinkler systems should be pumped at a pressure of__________ unless other specific information is available.
150 psi
What is another name for the capacity test (100 percent test)?
150 psi test
Growing concerns for firefighter safety during the progression of fire apparatus resulted in the adoption of standard NFPA:
1500
A pumper supplying an elevated master stream is on the hydrant, supplying one 5- inch line that is 200 ft long t the inlet of the ladder extended of the ladder extended 80 ft vertically; it is equipped with a 1.5 inch smooth bore master stream tip flowing 600 gallons/ min . What is the pump discharge pressure?
151 psi
Calculate the pump discharge pressure for a pre piped elevated master stream device in the following scenario: A pumper supplying an elevated master stream is on a hydrant. This apparatus is supplying one 5-inch line that is 200 feet long to the inlet of the ladder truck, which the ladder has extended 80 ft vertically; it is equipped with a 1.5 inch smooth- bore master stream tip. What is the pump discharge pressure?
151 psi
What is another name for the overload test?
165 psi test
What is the nozzle reaction for a smooth-bore 1.5 inch tip operating at 50 psi nozzle pressure.
168.75 pounds
The volume of water vapor is __________________ time greater than that of en equal amount of liquid water.
1700
Determine the pump discharge pressure for supplying a prepiped elevated master stream through 200 ft of 4-inch hose, where the aerial is raised to 80 ft and has a 2-inch tip rated at 80 psi.
190 psi
NFPA _____________ is the standard for Automotive Fire Apparatus.
1901
When transferring the power from the rear axle to a fire pump, what is the typical gear ratio?
1:1
Ten degrees of play is equivalent to ___________ inches of movement at the rim of a 20-inch steering wheel.
2
What is the minimum number of 2.5 inch discharge outlets required for a pump rated at 750 gallons per minute or greater.
2
When the fire apparatus is designed for pump-and-roll operations, the fire apparatus engine and drive train must be arranged so that the unit can pump at least 20 gpm at a gauge pressure of 80 psi while the fire apparatus is moving at a speed of:
2 mi/h
If the fire apparatus engine does not start within 30 seconds after the starter has been engaged release the starter switch and allow the starter motor to cool for __________________ before attempting to start it again.
2 minutes
The safety vest that offers the highest level of visibility in accordance with the American National Standards institute is a Class _______ safety vest.
3
How long should a fire apparatus be at idle prior to shutting down the engine?
3-5 minutes
Often used to deliver water to master stream device or a fire department connection.
3-inch medium- diameter hose (MDH)
When performing a priming system test, pumps rated at less than 1500 gpm should be able to create the necessary vacuum in _________ seconds to lift water 10 feet through 20 feet of suction hose of the apparatus size.
30
Fire hydrants in commercial and industrial areas should be located every:
300 ft
Attack hose is tested annually at a pressure of at least:
300 psi
During a brake test, an apparatus weighing more than 10,000 pounds should stop within?
35 feet
To determine the head pressure, divide the height of the column in feet by _________ (metric = height in meters divided by ___________).
2.31; 9.812
Which size of medium- diameter fire hose is most often used for heavy interior attack lines?
2.5 inch
Generally considered to deliver a flow rate of 250 gpm. It takes at least two firefighters to safely control this size of handline owing to the combined weight of the hose and the nozzle reaction force.
2.5 inch attack hose
During the performance test, the pump should be subjected to ____________ minutes of pumping at 100% of the rated capacity at 150 psi net pump pressure.
20
NFPA 1901 requires that wheel chocks be able to hold a fire apparatus on a ____________ percent grade with the transmission in neutral and the parking brake released.
20
At what speed is the apparatus traveling when conducting the braking test?
20 mi/h
To satisfy the UL standards, a fire pump must produce 100 percent of its rated capacity at 150 psi for how long?
20 minutes
What is the recommended minimum operating pressure for water coming from fire hydrant?
20 psi
A grade of what percent is used to test the parking brake on an apparatus?
20%
As a general rule, a driver/ operator should not exceed a pump discharge pressure of _____________ when supplying water to a standpipe system.
200 psi
What is another name for the 70 percent test?
200 psi test
Supply hose must be tested annually at a pressure of at least ______________ and is intended to be used a pressures up to ___________.
200 psi; 185 psi
At sea level, water begins to boil at:
212 degrees Fahrenheit
In a pressure control test, the pressure control device should be tested at intervals of 150 psi, 90 psi, and:
250 psi
What is another name for the 50 percent test?
250 psi test
Attack hose intended to be used at pressures up to:
275 psi
Tires should have at least ___________ inch of tread depth in every major groove.
4/ 32
Parking brakes should engage whenever the rear brake system pressure drops below?
40 PSI (275 kPa)
A fog streams cone ranges from a narrow ___________________ pattern to a wide 90 - degree pattern.
45-degree angle
How many fire fighters did the NFPA report as killed in the line of duty in 2016?
69
To satisfy Underwriters Laboratories (UL) standards, a fire pump must produce ___________________ percent of its rated capability at 200 psi.
70
A 500-ft lay of 5-inch hose can supply:
700 gpm
To satisfy the Underwriters Laboratory (UL) standards, a fire pump must produce __________________ percent of its rated capability at 250 psi.
50
When checking the governed engine speed, the engine speed should be within +/- ___________ rpm of the governed engine speed when the fire apparatus was new.
50
what are the dimensions of the boundary used for the confined space turnaround exercise?
50 ft x 100 ft
Most aerial devices are designed to be operated in winds up to:
50 mi/ h
What is the minimum speed the apparatus must be traveling to complete the road test?
50 mi/h
Smooth- bore nozzles are designed to operate at _____________ nozzle pressure.
50 psi
What is the elevation pressure when the nozzle is on the 11th floor?
50 psi
During the performance test, the pump should be subjected to 10 minutes of pumping at ___________ of the rated capacity at 250 psi net pump pressure.
50%
Fire hydrants in residential areas should be located every:
500 ft
A class B hydrant has flow rate of ___________ gallons per minute.
500 to 999
Using the subtract 10 method, calculate the pump discharge pressure for 300ft of 2.5 inch hose with a 1-inch smooth-bore tip flowing 200 gallons/ min with a nozzle pressure of 50 psi.
74 psi
NFPA 291 requires a minimum of _________________ from the center of a hose outlet to the finish grade.
8 inches
What is the weight of a gallon of water in liquid form?
8.34 lb
Smooth-bore nozzles on elevated master streams should be limited to a nozzle pressure of:
80 psi
If during the charging system test, the alternator output current (amps) does not reach at least ____________ of its rated output current then, the test has failed.
80%
The general recommendation for water temperature during performance testing is a water temperature in the rang of 35 degrees Fahrenheit to:
90 Degrees Fahrenheit
When testing fire apparatus, water temperature are important. Warm water is defined as water at a temperature greater than:
90 Degrees Fahrenheit
Using the Q formula, calculate the pump discharge pressure for Engine 1, which is on a hydrant and is supplying 600 ft of 5-inch hose to Engine 2, which is pumping 1200 gallons/ min.
90 psi
An adjustable automatic intake pressure relief device installed on the intake valve to bleed off excess pressure coming into the valve must be adjustable from ________________ to at least ________________.
90 psi; 185 psi
A high idle switch sets a fire apparatus to idle at ____________ rpm.
900- 1100
Foam used for firefighting is classified as either _________ or ______________.
A;B
The application of Class ____________ foam includes the roll-on method, the bankdown method, and the rainbow method.
B
For most fire depts, the largest number of fire apparatus accidents is related to:
Backing the apparatus
What type of foam system uses a diaphragm-type pressure control valve to sense and balance the pressures in the foam concentrate and water lines to the proportioner?
Balance- pressured system
What type of valves are used on nozzles, gated wyes, and engine discharge gates?
Ball
The upright steel casing of a fire hydrant that is connected to a water main is referred to as the:
Barrel
________________ is the process of of pouring foam concentrate directly into the fire apparatus water tank, thereby mixing a large amount of foam at one time.
Batch mixing
A volt meter measures the voltage across the ________ of the apparatus.
Battery terminals
The steps on fire apparatus are often high and can be slippery
Be careful when mounting and dismounting apparatus, because:
What class of foam is used primarily for ordinary combustible fires?
A
Fire apparatus
A fire department emergency vehicle used for rescue, fire suppression, or other specialized functions.
aircraft rescue and fire fighting vehicle
A mobile foam fire apparatus is more commonly referred to as a(n):
1000 gallons (4000 L)
A mobile water supply apparatus is equipped with one or more water tanks that meet the requirements of NFPA 1901 and have a minimum certified capacity of:
What term refers to the intake passageway of the pump at the point of gauge attachment?
Intake Pressure
What are the two main sides of all pumps?
Intake and discharge
The pressure on the intake passageway of the pump at the point of gauge attachment.
Intake pressure
Fire apparatus with electronic or electric engine throttle controls are required to include a ___________________ system to prevent engine speed advancement.
Interlock
A highway incident that causes the closure of lanes for 1 and 1/2 hours would be considered a:
Intermediate traffic incident
During an emergency response, which traffic situation presents the greatest potential danger to the fire apparatus?
Intersection
An appliance that converts 12-volt DC from a vehicles electrical system to 110-volt AC power.
Inverter
Which of the following appliances converts 12-volt direct current from a vehicles electrical system to 110- volt alternating current power?
Inverter
What is the term that describes foam expansion ratio up to 20:1?
Low-Expansion
which of the following is NOT one of the three groups of nozzles?
Low-pressure master stream nozzles
According to the manual on Uniform Traffic Control Devices for streets and Highways, which classification of traffic incidents is expected to result in closing of the highway for more than 2 hours?
Major traffic incident
An electronically powered fan used to aerate certain types of foams.
Mechanical generator
When checking the coolant level of a fire apparatus, the driver/ operator should:
Check the coolant level in a manner recommended by the manufacturer
A small truck constructed with a large soda acid extinguisher and 50 ft or more of small hose (booster line size).
Chemical Wagon
What was the first gasoline powered fire apparatus to discharge water by using a large soda acid extinguisher?
Chemical Wagon
The two basic types of foam are _______________ and ________________.
Chemical; mechanical
________________ foam is particularly useful for protecting buildings in rural areas during forest and brush fires when the water supply is limited.
Class A
The ___________________________ is a collection of permanent rules published by the federal government, and includes 50 titles that represent broad areas of interest that are governed by federal regulation.
Code of Federal Regulations (CFR)
A powered rescue tool that is capable of at least spreading and cutting.
Combination tool
Which of the following types of hydraulic tools capable of at least spreading and cutting material?
Combination tools
Whenever the driver/ operator is faced with approaching an unguarded railroad crossing,he or she should:
Come to a complete stop
The maximum speed that a fire apparatus can safely travel around a curve is known as the ______________ speed?
Critical
The essential flow, measured in gallons per minute, that is needed to overcome the heat generated by fire.
Critical rate of flow
What term refers to the sufficient flow applied to overcome the heat generated by the fire.
Critical rate of flow
Maximum speed that a fire apparatus can safely travel around a curve.
Critical speed
To properly maintain a fire apparatus the driver/ operator should use _________________ procedures and the manufacturer's recommendations as reference.
Department
Which method of testing an apparatus foam system is preferred for testing systems containing aqueous film forming foam, alcohol-resistant foam, or 1% or less foam concentrate?
Determining the foam percentage with a conductivity meter
While driving a fire apparatus around an emergency scene, the driver/ operator may be forced to maneuver the fire apparatus in a tight area and around obstacles that are hanging down, such as trees or building signs. NFPA 1002 requires the driver/ operator to successfully complete a ________________ exercise to stimulate this challenge.
Diminishing clearance
A graduated instrument for measuring the depth or amount of fluid in a container.
Dip Stick
The water pressure on the discharge manifold of the fire pump at the point of gauge attachment.
Discharge pressure
What term refers to the water pressure on the discharge manifold of the fire pump at the point of gauge attachment?
Discharge pressure
What two systems may be used to control the discharge pressure of the pump?
Discharge pressure relief valve and pressure governor
The driver operator's final duty on the fireground is to:
Disengage the fire pump
What is the term that best defines the process of sending out emergency response resources promptly to an incident location for a specific purpose?
Dispatch
Relatively small diameter underground pipes that deliver water to local users within a neighborhood.
Distributors
what is the name of the main of the main that carries water to users and hydrants?
Distributors
What type of water source is used when determining the rated capacity of a pump?
Draft
All of the following are considered static water sources EXCEPT:
Drip basins
Which of the following is/are the most important aspect of fire apparatus crash prevention?
Driver/ Operator Skill and experience
According to Chapter 4 of National Fire Protection (NFPA) 1002, standard for Fire Apparatus Driver/ Operator Professional Qualifications, it is the _________________________ responsibility to ensure that passenger restraints are used.
Driver/ Operator's
Which type of standpipe depends upon the fire dept to provide all of the water?
Dry
What type of hydrant is used in areas where temperatures may fall below the freezing level?
Dry-barrel
What type of hydrant is often installed for the purpose of drafting water from static water sources?
Dry-hydrant
The care exercised by a reasonably prudent person under the same circumstances.
Due regard
The care exercised by a reasonably prudent person under the same circumstances?
Due regard
A gauge at the pump panel that simultaneously monitors both the foam concentrate and water pressures.
Duplex Gauge
Illuminated
Each gauge, instrument and control must be marked with a label as to its function and must be:
A ________________ is an appliance that uses the Venturi principle to induce foam concentrate into the water system.
Eductor
A device that uses the Venturi principle to siphon a liquid in a water stream. The pressure at the throat of the device is below atmospheric pressure to flow into the water stream.
Eductor
Which system utilizes steering wheel positioning sensors, lateral positioning senors, and accelerometers in conjunction with the anti-lock braking system to determine when the vehicle is approaching a rollover threshold then depowers the engine and applies the appropriate amount of braking?
Electronic stability control
An above ground water storage tank that is designed to maintain pressure on a water distribution system.
Elevated water storage tower
Static pressure is generally created by ___________________ pressure.
Elevation
____________ is pressure gained when the nozzle is below the pump.
Elevation gain
______________ is pressure lost when the nozzle is above the pump.
Elevation loss
The amount of pressure created by gravity.
Elevation pressure
Which of the following is an example of an exterior functional control switch?
Emergency lights
A powered rescue tool with a piston or other type extender that generates extending forces or both extending and retracting forces.
Extension Ram
Which of the following types of hydraulic tools generates extending and retracting forces to move material?
Extension rams
Often, fire apparatus inspections are broken into sections. According to the text, what is the first section that should be completed?
Exterior inspection
Visually inspecting under the fire apparatus for any fresh oil, coolant, or other fluid leaks, and checking for any damage to the apparatus body are conducted during which sections of the fire apparatus inspection?
Exterior inspection
A system used inside the fire apparatus bay that connects to the fire apparatus tailpipe and draws its exhaust outside the building.
Extractor exhaust system
What is the correct formula used for calculating friction loss in its simplest form?
FL= C x Q²x L
___________________ is defined as the cessation of proper functioning or performance.
Failure
During an emergency response on the roadway with multiple lanes, where should the driver/ operator operate the apparatus?
Far left lane
Foam solution must be mixed with air to produce the final product called:
Finished Foam
An evaluation of the fire apparatus and its equipment that is intended to ensure its safe operation.
Fire apparatus inspection
What term describes the evaluation of fire apparatus and its equipment that ensures its its safe operations?
Fire apparatus inspection
Initial attack fire apparatus
Fire apparatus with a fire pump of at least 250 GPM (1000 L/min) capacity, water tank, and hose body, whose primary purpose is to initiate a fire suppression attack on structural, vehicular, or vegetation fires, and to support associated fire department operations.
pumper fire apparatus
Fire apparatus with a permanently mounted fire pump of at least 750 GPM (3000 L/min) capacity, water tank, and hose body, whose primary purpose is to combat structural and associated fires.
Quint
Fire apparatus with a permanently mounted fire pump, a water tank, a hose storage area, an aerial ladder or elevating platform with permanently mounted waterway, and a complement of ground ladders.
Two
For an apparatus to be classified as an aerial apparatus in accordance with NFPA 1901, how many straight ladders (with folding roof hooks) must be installed by the manufacturer?
What is the term for opening a discharge just enough to deliver the desired pressure when operating multiple lines with different required pressures?
Gating a valve
When inspecting the fire apparatus, which section focuses on inspecting the generators, fans, hydraulic rescue tools, and hand tools?
General tools/ equipment inspection
A ________________ is a special type of supply hose that is used to draft water from a static source such as a river, lake, or portable drafting basin.
Hard suction hose
what is the term for a special type of supply hose that is used to draft water from a static source such as a river, lake, or portable drafting basin?
Hard suction hose
What determines the pressure requirements for pumping to a standpipe system?
Height at which water will be used in the building
The use of an eductor to introduce a proportionate amount of foam concentrate into a stream of water flowing from a discharge.
Induction
When inspecting the fire apparatus, which section focuses on inspecting the portable radios, SCBA, maps, traffic vests, hearing protection, medical gloves, and box lights?
Cab interior inspection
___________________ systems are the most common of system in use today and are designed for use with Class A foam and with many Class B foam concentrates, depending on the viscosity of the concentrate.
Injection
What type of foam system uses an electrically operated, variable- speed foam concentrate pump that directly injects foam concentrate pump that directly injects foam concentrate into the discharge side of the pump manifold?
Injection system
which of the following nozzles discharges water in a wide circular pattern as the nozzle is lowered vertically through a hole in the floor?
Cellar nozzle
A pump that operates on the basic principal of the outward force from the center of rotation.
Centrifugal Pump
What type of pump is able to take advantage of incoming pressure on the intake side of the pump?
Centrifugal pump
What type of pump is capable of pumping only fluids (no air).
Centrifugal pump
The process of transferring the supply of water from the internal apparatus water tank to an external source is known as:
Chageover operation
Readily mixes with water.
Miscible
What term describes a substance that readily mixes with water?
Miscible
Two
Most aerials allow for operation of the turntable controls at ___________ speeds.
Which NFPA standard required new fire apparatus to be designed so that all members riding on the fire apparatus would be provided a seated area inside an enclosed cab?
NFPA 1500
Which NFPA standard requires the driver/ operator of a fire apparatus NOT move the apparatus until all persons on the vehicle are seated and secured with seat belts in approved riding positions?
NFPA 1500
Which NFPA standard requires fire apparatus manufacturers to install seat belt warning devices that verify a fire fighter is seated and belted?
NFPA 1901
Which NFPA standard requires that all seats on a fire apparatus be enclosed and provided with an approved seat belt?
NFPA 1901
85 ft (26-m)
NFPA 1901 states that the quint shall be equipped with a minimum total complement of _____________ of ground ladders.
Service Testing
NFPA 1911 calls for annual performance testing or ________________ of fire apparatus pumps.
Which NFPA standard contains information on testing of an apparatus breathing air system?
NFPA 1989
Which of the following formulas is used to determine nozzle reaction in fog nozzles?
NR= 0.0505 x GPM x Squae root of Nozzle pressure
Which of the following formulas is used to determine nozzle reaction in smooth-bore nozzles?
NR= 1.57 x D² x NP
Which national organization writes codes and standards for fire protection?
National Fire Protection Association (NFPA)
_________________________ along with a variety of state and provincial health and safety agencies, develops and enforces government regulations on workplace safety, and in some cases, responder safety.
Occupational Safety and Health Administration (OSHA)
Which of the following classifications of fire hose can be used as either an attack line or supply line?
Medium- diameter hose
What is the term that describes foam that has a foam expansion ratio of 20:1 to 200:1?
Medium-expansion
A device that controls the flow of foam concentrate into the eductor.
Metering device
What is the most common fluid used in hydraulic rescue tools?
Mineral- based hydraulic oil
What are installed on standpipe risers where the static pressure exceeds 175 psi?
Pressure regulating valve
The largest diameter pipe in a water distribution system, which carries the largest amount of water.
Primary feeder
Large mains that carry large amounts of water to a section of a town or city are known as:
Primary feeders
Municipal and _____________________ water systems furnish water under pressure through fire hydrants.
Private
Control; extinguishment
The primary purpose for a mobile foam fire apparatus is use in _______________ and _________________ or flammable and combustible liquid fires in storage tanks and other flammable liquid spills.
The pressure measured at the pump discharge needed to overcome friction and elevation loss while maintaining the desired nozzle pressure and delivering an adequate fire stream.
Pump Discharge Pressure (PDP)
Which of the following does NOT influence pump calculations?
Pump type
Insufficient pressure when operating a center-fugal pump could be the result of:
Pumping too much water for the available power
To check the tension of a belt, the driver operator should:
Push against the belt in an area where there is no pulley
Which of the following is the correct order of operations for performance testing?
The weight verification test, the braking system test, the parking brake test, and the road test
What term describes an exact method of hydraulic calculations.
Theoretical Hydraulics
Scientific or more exact fireground calculations
Theoretical hydraulics
Which of the following statements best describes the first step in opening a hydrant?
Remove the the hydrant cap from the outlet you will be using
What is the first priority for every fire apparatus responding to an emergency scene?
Rescue potential
Which of the following is NOT one of the 16 Firefighter Life Safety initiatives?
Research delegations
A human made water storage facility.
Reservoir
The method used for a pool of flammable product on open ground is called the __________________ method.
Roll on
A pump typically used as the priming pump for a centrifugal pump.
Rotary Pump
What type of pump is typically used as the priming pump for a centrifugal pump?
Rotary pump
A pump that uses small movable elements called vanes, which freely move in and out of the slots of the rotor to maintain a tight seal against the pump casing.
Rotary vane pump
___________________ inspections include all on-board systems and all carried equipment.
Routine
Training drivers to operate their apparatus ________________ and _______________ is critical to the success of any fire department.
Safely, efficiently
Making sure the fire apparatus is in proper working condition, the emergency warning equipment is operating correctly, tools and equipment are functional, and the vehicle is ready to support sustained operations are all part of:
Safety
What is the first priority of the Driver/ operator?
Safety
Personal protective equipment needed to safely perform a fire apparatus inspection includes ___________________, _____________________ and ____________________.
Safety glasses, work gloves, hearing protection
In-order to properly maneuver the fire apparatus around objects at the scene, NFPA 1002 requires the driver/ operator to successfully perform a ____________________ exercise that is designed to simulate these conditions:
Serpentine Maneuver
Tests conducted after a fire apparatus has been put into service to determine if its performance meets predetermined specifications or standards.
Service Testing
During pumping operations, if the driver/ operator discovers that the engine temperature is increasing, then he or she should:
Shut down all unnecessary loads on the engine.
A hose appliance that combines two hoselines into one is called a:
Siamese connection
what type of appliance is used to combine two hose lines into one.
Siamese connection
What type of pump has only one impeller?
Single-stage
function; capabilities
Specialized apparatus/ equipment has been developed for particular situations. These types of fire apparatus are distinguished based on their _________________ and _______________________ at the emergency scene.
The switch that engages the starter motor for cranking?
Starter Switch
Lakes and streams require pulling a draft and are considered _______________ water source.
Static
_________________ pressure in a system is identified by water that is not moving.
Static
The pressure in a water pipe when there is no water flowing.
Static pressure
What is the primary mission for a pumper?
Supply Water
What type of hose is used to deliver water from a hydrant to an engine?
Supply hose
_______________ has a significant effect on the weight of water.
Temperature
FL= C Q² L
The correct friction loss formula in its simplest form is expressed as:
When backing a fire apparatus, the driver/ operator should immediately stop the apparatus when:
The driver/ operator loses sight of the spotter
Class B foams are used primarily for hydrocarbon, combustible fuels, or ___________________ fires.
Polar Solvents
What term describes a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers?
Polymer
What was the system used by colonial-era firefighters in which leather buckets were passed from person to person to assist in extinguishing a fire?
bucket brigade
Large pump intake connections that use hard or soft suction hose utilize a ____________ valve.
butterfly
A liquid such as foam concentrates, emulsifiers, and hazardous vapor suppression liquids and foaming agents intended to be added to the water.
additive
Hard suction hose diameter is based on the ______________ and can be as large as 6 inches.
capacity of the pump
The expansion of foam solution depends on good mechanical agitation and effective:
aeration
Auxiliary braking systems incorporated into apparatus design to supplement the service brakes include all of the following EXCEPT:
antilock braking system (ABS)
Substances dissolved in water are referred to as __________________.
aqueous
Forms recording the inspection and maintenance process should be filled out:
as the inspection process takes place
The tendency for objects to be pulled outward when rotating around a center.
centrifugal force
The fire service primarily uses two types of pumps: _______________ pumps and _____________ pumps.
centrifugal; positive- positive displacement
The real breakthrough for today's modern fire apparatus came with the introduction of the __________________ which carried a booster tank, had a pump capacity of 250 gallons per minute or greater, and carried 21/2 inch and 11/2 inch hoses used for water supply and firefighting.
Triple-combustion pumper
True of False? NFPA 1901 requires that all seats on fire apparatus be enclosed and provided with an approved seat belt:
True
True of False? conductivity testing is preferred to load testing when testing batteries.
True
True or False? Deploying the hose in an "S shape" is the best approach, as it will both decrease the chance of blocking the road and minimize or eliminate any kinks in the hose.
True
True or False? Each discharge outlet must be equipped with a valve that can be opened and closed smoothly while operating at 250 psi.
True
True or False? High- expansion foams can be used on either Class A or Class B fires.
True
True or False? In commercial buildings and multistory structures, the attack hose should consist of 2.5 inch lines with smooth- bore nozzles.
True
True or False? Streams from smooth- bore nozzles do NOT absorb heat as readily as fog streams.
True
True or False? The tachometer is an instrument used for measuring rotational speed.
True
True or False? The use of sirens and warning lights does not automatically give the right- of -way to the fire apparatus.
True
True or false? According to NFPA 1451, each department shall establish in writing the condition that require the vehicle to be taken out of service.
True
True or false? The most useful tool in a fire incident is knowledge of the target structure and a well- developed preincident plan.
True
True/ False? NFPA 1911 requires that if the pump is driven by the engine of a fire apparatus, then engine-driven accessories should not be functionally disconnected or otherwise rendered inoperable during the pumping test.
True
According to NFPA 1451, each fire department should provide driver training for all members no less than:
Twice A year
Determine how many additional lines can be opened when the hydrant static pressure on the pump intake gauge is 80 psi, the driver flows several attack lines with a total flow of 300 gallons/ min and the residual pressure drops to 70 psi.
Two
How many basic types of foam are there?
Two
What size and type of connections are found on a fire dept connection?
Two 2.5 female connections
What is the most common type of fire service multistage pump?
Two- stage
Fire pumps rated by and tested to ___________________ specifications.
Underwriters Laboratories (UL)
A ___________________ on a siamese connection allows for one hose to be charged while the other side is still being connected.
clapper valve
Reports accidents, fatalities, and near misses from other fire departments can help identify:
common problems and lead to the development of effective preventative actions
Disengage the throttle and press the brake pedal
When approaching an intersection with a green light, or where the fire apparatus has the right-of- way, the first thing to do is:
______________________ is the term used to describe a pressure surge or wave caused by the kinetic energy of a fluid in motion when it is forced to stop or change direction suddenly.
Water hammer
foam solution
Water mixed with a foam concentrate produces:
Lower nozzle pressure result in:
decreased nozzle reaction
Which type of standpipe system has a built-in water supply?
Wet
Class A foams are sometimes referred to as _________________ because improve the penetrating effects of water and allow for greater heat absorption.
Wetting Agents
The specific performance requirements
What is one of the three things that a jurisdiction must convey to the manufacturer when purchasing a fire apparatus?
Pumper
What is the most common type of fire apparatus?
Mobile foam
What type of fire apparatus has a permanently mounted fire pump, and a foam concentrate tank(s)?
Initial attack
What type of fire apparatus is a smaller version of the pumper that is designed to be more maneuverable than the pumper, especially on off-road terrain?
Mobile water supply
What type of fire apparatus is designed to carry a large capacity of water to the fire scene?
Pumper
What type of fire apparatus is used to respond to small incidents such as dumpster fires, vehicle fires, and brush fires in urban settings.
Hazardous Materials
Which of the following fire apparatus would be an example of a special service fire apparatus?
Attic Ladder
Which of the following is one type of ground ladder that must be installed by manufacturer for an apparatus to be classified as an aerial apparatus in accordance with NFPA 1901?
Initial attack fire apparatus
Which type of apparatus is used to respond to small incidents such as dumpster fires, vehicle fires, and brush fires in urban settings?
The jurisdiction purchasing the fire apparatus
Who is ultimately responsible for conducting ongoing training to ensure proficiency with regard to the safe and proper use of the fire apparatus and its equipment?
In the early 1900's what material did the city of Philadelphia use to develop a municipal water supply system?
Wood
While on a fire scene, fire apparatus are classified into which two categories?
Working and parked
300 Gallons ( 1135 L)
An apparatus must carry a minimum of _______________ of water to be classified as a pumper.
How often should pump tests be performed
Annually
What form refers to the document that identifies the result of previous inspections, including who performed the inspection and when?
Apparatus inspection form
A synthetic foam commonly used by the majority of municipal and airport fire departments is:
Aqueous Film Forming Foam (AFFF)
The letters "AFFF" stand for which type of foam?
Aqueous Film Forming Foam (AFFF)
A water pump mounted on the fire apparatus in addition to a fire pump and used for firefighting either in conjunction with or independent of the fire pump.
Booster Pump
A condition in which the brake drums become hot and expand away from the brake shoes, so that the stroke of the slack adjusters becomes less effective.
Brake fade
The distance that a fire apparatus travels from the time that the brakes are activated until the apparatus makes a complete stop is known as the ________________ distance?
Braking
Double- male connectors allow the driver/ operator to attach a _______________ coupling to a ______________ coupling.
female; female
In the early years of U.S. history, many cities employed watchmen to walk the streets at night looking for:
fires
A pitot gauge is used to measure ____________________ pressure.
flow
A device that coverts the fluid pressure in a hydraulic rescue tool system into a mechanical force.
Actuator
The first mechanized fire pumps were generally fueled by:
Coal
Once the pump is engaged, what is the first step a driver/ operator must take upon exiting the cab?
Cock the wheels of the apparatus
which level of response means the fire apparatus is operating without emergency lights or audible warning devices such as sirens and air horns?
Code 1 response `
When the fire apparatus is operating with only the emergency lights and no audible sirens, it is engaging in a:
Code 2 response
Which level of response means the fire apparatus is operating with emergency lights but without any audible warning devices such as sirens?
Code 2 response
= 0.0505 X GPM X √NP
Fog Nozzle Reaction
__________________ nozzles produce fine droplets of water that absorb heat quickly.
Fog stream
What type of system uses sensors on each wheel to control brake application in the event of a sudden or emergency stop?
antilock braking system
what type of valves are found on hydrants?
Gate
Two
How many portable hand lights are required as a minimum for special service fire apparatus?
Which of the following statements best relates to the understanding of centrifugal force?
Objects are pulled outward when rotating around a center
Voltage levels of a fire apparatus may be checked by:
Observing the voltage meter on the dashboard in the cab
What is the maximum allowable voltage drop when performing the voltage drop test of the starter on an apparatus with a 24-volt system?
0.4 volt
What would be the pressure at the bottom of a water- filled cylinder that is 1 ft tall?
0.434 psi
when arriving on the scene of a working fire, the driver operator should:
Place the apparatus in a position for maximum benefit
Using the subtract 10 method, calculate the pump discharge pressure for 300 ft of 2.5 inch hose with a 1 inch smooth bore tip flowing 200 gallons/ min with a nozzle pressure of 50 psi.
145 psi
NFPA _____________ is the Standard of Fire and Emergency Service Vehicle operations Training Programs.
1451
NFPA standard _______________ contains the minimum requirements for a Fire Emergency services vehicle Operations Training Program.
1451
An engine should cool for at least _____________ minutes before the driver/ operator attempts to check the oil level.
15
During a brake test, an apparatus weighing 10,000 pounds or less should stop within:
25 feet
What is the common appliance loss for an elevated master stream and monitor?
25 psi
According to NFPA 1901, a fire pump that is mounted on the fire apparatus and used for firefighting must be capable of delivering a minimum capacity of ______________ at 150 psi net pump pressure.
250- 3000 gallons/ min
The test site for a performance test should be located on solid ground where the water is from ______________ below grade.
4 to 8 feet
The size of the nozzle used in service testing is usually chosen to give the desired discharge at a nozzle pressure between:
60 and 70 psi
A warning alarm must activate when pressure in the air system falls below:
60 psi (414 kPa)
When conducting the fire apparatus air brake system warning light and buzzer test, an audible alarm should sound before the pressure drops to less than:
60 psi (414 kPa)
Using the split flow method, calculate the friction loss for the following example: A pumper is supplying 122 gallons/ min through three 2.5 inch lines that are 300 feet long to a Siamese connection. What is the friction loss to the Siamese connection?
96 psi
Special service
A hazardous materials apparatus or a heavy technical rescue apparatus would be considered a ___________________ fire apparatus.
Mobile water supply apparatus
A vehicle designed primarily for transporting water to fire emergency scenes to be applied by other vehicles or pumping equipment.
Aerial fire apparatus
A vehicle equipped with an aerial ladder, elevating platform, or water tower that is designed and equipped to support firefighting and rescue operations by positioning personnel, handling materials, providing continuous egress, or discharging water at positions elevated from the ground.
When returning to the station from an emergency, the driver/ operator operating the fire apparatus should __________________________ once the fire apparatus is on the ramp in front of the station.
Allow the engine to cool down as much as possible
750 gallons (2840 L)
According to NFPA 1901, a pumper should be equipped with permanently mounted pump at a minimum rating of __________ of water per minute.
35 mi/h
According to NFPA 1901, all fire service apparatus must, when loaded to its estimated in service weight, be capable o attaining a minimum speed of ______________ within 25 seconds from a standing start while on dry, paved roads that are in good condition.
115 Ft (35 M)
According to NFPA 1901, for a fire apparatus to meet the classification of aerial, what is the minimum number of feet in length that the total complement of ground ladders must meet?
250 (1000 L/Min)
According to NFPA 1901, in order for a fire apparatus to be classified as an initial attack fire apparatus, it must have a pump rated a minimum of ___________ GPM.
200 gallons (750 L
According to NFPA 1901, in order for a fire apparatus to be classified as an initial attack fire apparatus, it must have a water tank capable of carrying a minimum of:
400 Ft (120 m)
According to NFPA 1901, what is the minimum amount of attack hose to be carried on a pumper?
400 ft (120 m)
According to NFPA 1901, what is the minimum amount of attack hose to be carried on an initial attack fire apparatus?
800 ft (240 m)
According to NFPA 1901, what is the minimum amount of supply hose to be carried on a pumper?
When adding any fluids to a fire apparatus, the driver/ operator should be sure:
Adhere to the Manufacturer's specifications
The process of introducing air into the foam solution, which expands and finishes the foam.
Aeration
Full lift, extension and 90 degree rotation are all examples of what type of apparatus tests?
Aerial device inspection
water tower
Aerial fir apparatus can be configured in numerous different classifications including aerial ladder, elevating platform or:
What type of foam is one of the most versatile because of it's conventional use on hydrocarbon fuels and its ability to be used on polar solvents?
Alcohol-resistant aqueous film-forming foam
Two
All water tanks should be equipped with a baffling system with a minimum of _____________ transverse or longitudinal vertical baffles.
when approaching a motor vehicle accident, the driver/ operator should:
Always approach the scene in the far left lane of travel
The temperature of the surrounding medium, it typically refers to the temperature of the air in which a structure is situated or a device
Ambient air temperature
A series of simulation exercises for a promotional examination.
Assessment center
___________________ are a proactive means that critical functions are assigned to team members prior to arrival.
Assigned riding positions
What type of system detects situations in which the vehicle may enter into a skid and applies precise amounts of braking to help the vehicle maintain traction in slippery road conditions?
Automatic Traction Control
A system designed to protect the electrical system from needless damage while maintaining the operation of essential devices.
Automatic load management system
A standpipe and or/ sprinkler system.
Auxiliary appliance
The _______________ allows engine coolant to flow in a tube around copper piping containing cold pump water from the fire pump flowing through it, reducing the temperature of the engine coolant by conduction.
Auxiliary cooler
Areas around the fire apparatus that are not visible to the driver/operator.
Blind spots
Auxiliary brake systems should be used in which situation?
Clear and dry conditions
Which of the following statements best describes the first step in shutting down a hydrant?
Close the hydrant valve
A 360-degree inspection refers to a(n):
Complete walk- around inspection of the unit before you go on a response
What type of foam system uses less water, has faster- acting fire suppression, and has longer stream reach than other foam systems?
Compressed air foam system (CAFS)
The percentage of foam chemical contained in a foam solution.
Concentration
While responding to an emergency, the driver/ operator may accidentally pass an intended turn, forcing him or her to turn around. NFPA 1002 requires the driver/ operator to successfully complete a ____________________exercise to simulate this challenge.
Confined space turnaround
NFPA standards are generally based on _________________.
Consensus
The ride to the incident is a good time for the crew to:
Consider any relevant factors that could affect the situation
A powered rescue tool with at least one moveable blade that is used to cut, shear, or sever material.
Cutter
Which of the following types of hydraulic tools has at least one moveable blade used to cut, shear, or sever material?
Cutters
what fire apparatus are considered the "bread and butter" apparatus of the fire service?
Engine and ladder companies
Which type of auxiliary braking system slows a vehicle by opening valves in the cylinders of diesel engines to divert compression from the cylinders to create drag?
Engine brake
When inspecting the fire apparatus, which fire apparatus section would focus on inspecting the fluid levels, battery charge, cooling system, motor components such as belts, charging system and driver train elements?
Engine compartment inspection
What term was used to identify the fire fighter charged with operating the steam engine?
Engineer
Safety Officers are Responsible for:
Evaluating the hazards of various situations and recommending appropriate safety measures to the Incident Commander (IC).
Every fire dept should have an SOP that covers fire apparatus backing procedures who needs to be trained and held accountable for these procedures?
Every member of the Fire Dept
One result of the first National firefighter Life Safety Summit in 2004 was the creation of the:
Everyone goes home program
True or False? A split hose lay requires split hose beds.
False
True or False? If an apparatus is supplied with a breathing- air compressor system, that system should be tested annually by the fire dept?
False
True or False? If the fire apparatus is equipped with rear mounted camera, it can take the place of an actual spotter.
False
True or False? Level 1 staging is utilized on second or greater alarms or when mutual aid units report to an incident. This type of staging places all reserve resources in a central location.
False
True or False? NFPA 1901 requires the parking brake to hold the apparatus on a 10 percent grade.
False
True or False? The methods for using Class B foam on Class B fires do not differ from those used when applying Class A foam on Class A fires.
False
True or False? There are six types of nozzles that are manufactured for the fire service.
False
In the early years of U.S. firefighting history, a was used to pull, down a burning building and prevent the fire from spreading to nearby structures.
Fire hook
_______________ evolutions are standard methods of working with fire hose to accomplish different objectives in a variety of situations.
Fire hose
What were the early U.S. fire hydrants first called?
Fire plugs
A provider of liquid flow and pressure dedicated to fire protection.
Fire pump
A water pump with a rated capacity of 250 GPM or greater at 150 psi.
Fire pump
Simpler, quicker methods for performing hydraulic calculations.
Fireground hydraulics
What term describes a less-exact, user friendly method of hydraulic calculations?
Fireground hydraulics
Water absorbs almost ___________ times more heat than sodium bicarbonate.
Five
Which of the following devices is placed between two sections of hose and measures the volume of water being discharged through a line?
Flow Meter
Forward pressure at a discharge opening while water is flowing.
Flow pressure
________________ is the forward pressure measured at a discharge opening while water is moving.
Flow pressure
______________ expansion describes the ratio of finished foam solution after the concentrate is mixed with water, agitated, and aspirated through a foam-making appliance.
Foam
What type of nozzle utilizes either a mechanical blower or a water- aspirating appliance to produce medium and high-expansion foams?
Foam generator
A device or method to add foam concentrate to water to make foam solution.
Foam proportioner
What term refers to the device that mechanically mixes foam concentrate with water?
Foam proportioner
( # of stories -1) X 5
Formula for EP
FL= C x (Q/100)²x L/100
Formula for Friction Loss (FL)
29.7 X d² X √NP
Formula for GPM
PDP = FL+NP
Formula for Pump Discharge Pressure (PDP)
The ______________ hose lay allows the engine company to establish a water supply without assistance from an additional company.
Forward
What is the term for laying supply lines from the hydrant to the fire scene?
Forward Lay
3/4 = 1100 2 1/2 = 2 1 = 150 3 with 2 1/2 couplings = 0.8 1 1/2 = 24 3 with 3 couplings = 0.67 1 3/4 = 15.5 3 1/2 = .34 2= 8 4 = .2 4 1/2 =.1 5= .08 6= .05
Friction Coefficients
The result of the interaction between the hose or pipe and the flowing water, which leads to a reduction in flow pressure at the point of discharge.
Friction Loss
When water is flowing through hoses, pipes, and fittings, the water is slowed by the contact it has with the walls of the hose or pipe, which results in:
Friction Loss
What term describes foams ability to minimize fuel pick up?
Fuel resistance
What causes a water stream to break up into smaller droplets?
Gravity
A water distribution system that depends on gravity to provide the required pressure. The system storage is usually located at a higher elevation than the end users of the water.
Gravity-feed system
In 1720 what was the piece of equipment to replace the bucket brigade?
Hand Pump
A piston-driven, positive-displacement pump that is pushed up and down by fire fighters manning poles at the side of the pump.
Hand pump
What is the term that describes foam that has a foam expansion ratio of 200:1 to 2000:1?
High expansion
200:1 to 1000:1
High-expansion foam has a foam expansion ratio in the range of:
which of the following control zones is the area for entry teams and rescue teams only and immediately surrounds the dangers of the site?
Hot Zone
According to the text, the ____________ system is the main component of an aerial device.
Hydraulic
Which of the following refers to the study of the characteristics and movement of water as it pertains to calculations for fire streams and fireground operations.
Hydraulics
decomposition of a chemical compound by reaction with water.
Hydrolysis
15 ft (4.5 m); 20 ft (6m)
If a mobile water supply apparatus is equipped with a fire pump, it must carry a minimum of ___________ of soft suction hose _____________ of hard suction hose with a strainer.
Which of the following is true regarding adding fuel to equipment?
If the engine is hot, allow it to cool before fueling the equipment
A switch that engages power to the chassis of a motor vehicle:
Ignition Switch
Which of the following delivers operational power to the fire apparatus chassis?
Ignition switch
2
In order for a fire apparatus to be classified as a "quint". It must carry a minimum of ___________ combination spray nozzles capable of flowing 95 GPM (360 L/Min)
1000 gallons (4000 L)
In order for a fire apparatus to be classified as a mobile water supply apparatus, it must have a water tank that holds a minimum of:
A tool, device or system used to assist a person with executing specific tasks.
Job aid
A device that attaches to an electrical cord to provide additional outlets.
Junction Box
Which of the following devices attaches to an electrical cord to allow multiple power operated tools to be supplied by that single electrical cord?
Junction Box
The energy possessed by an object as a result of its motion.
Kinetic energy
Which of the following is an example of a static water source?
Lakes
what type of fire hose should never be used as an attack hose?
Large diameter hose
Must never be used as attack hose unless that usage is recommended by its manufacturer.
Large-diameter supply hose (LDH)
What type of test is required for 12-volt receptacles on a aerial device?
Line voltage electrical system test
The force imposed upon a fire apparatus by the contents of a partially filled water or foam concentrate tank when the vehicle is accelerated, decelerated, or turned.
Liquid surge
A component designed to prevent any additional electrical loads from exceeding the apparatus electrical system's capabilities.
Load Monitor
Which of the following components of an automatic load management system prevents additional electric loads from exceeding the system's capabilities?
Load Monitor
A component that activates electrical loads in a specific order to prevent overloading the electrical system.
Load Sequencer
Which of the following components of an automatic load management system activates electrical loads in a specific order to prevent overloading the electrical system?
Load sequencer
A component that deactivates unnecessary electrical loads in order of necessity and thereby prevents damage to the electrical system.
Load shedding
Which of the following components of an automatic load management system deactivates unnecessary electrical loads in order of necessity to prevent damage to the system?
Load shedding
Which of the following is an example of an interior functional control switch?
Map lights
Which gauge measures both positive pressure and vacuum.
Master pump intake pressure gauge
The _________________ lift is the greatest difference in elevation at which the fire apparatus can draft the required quantity of water under the established physical characteristics of operation.
Maximum
A government owned and operated water distribution system that is designed to deliver potable water to end users for domestic industrial, and fire protection purposes.
Municipal water system
The amount of pressure created by the pump after receiving pressure from a hydrant or another pump.
Net pump discharge pressure
The sum of the discharge pressure and the suction lift converted to units of pounds per square inch or kilopascals when pumping at draft, or the difference between discharge pressures pressure and the intake pressure when pumping at a hydrant or other source of water under positive pressure.
Net pump pressure
What term refers to the sum of the discharge pressure and the suction lift converted to psi or kPa when pumping at draft, or the difference between the discharge pressure and the intake pressure when pumping at a hydrant or other source of water under positive pressure?
Net pump pressure
A pump should _____________ be considered for rerating if the engine is seriously worn or should undergo major restorative work.
Never
When conducting the apparatus foam system test using the "determine the foam percentage with a refractometer" method, which of the following is NOT one of the needed foam solution samples?
Nominal intended percentage plus 3%
__________________ is the term used to describe pressure in a water system during a period of normal consumption.
Normal operating pressure
When arriving on the scene of an incident that requires the driver/ operator to position the fire apparatus on or near an intersection or highway, the driver/ operator should:
Not allow personnel to exit the cab until the driver is satisfied with the position of the fir apparatus.
________________ refers to the pressure required at the nozzle to deliver the fire stream and flow rate for which the nozzle was designed.
Nozzle pressure
The pump inspection includes all of the following EXCEPT:
Nozzles
Most fire departments designate the front passenger seat to the:
Officer in Charge
What term describes foam's ability to shed hyrocarbons?
Oleophobic
What is the first step a driver/ operator must perform if the fire apparatus is responding from inside the fire station?
Open the apparatus bay door
What is the best source for retrieving the answers to specific operational questions?
Operating Manuals
___________________________ are the best sources for retrieving the answers to specific equipment operational questions.
Operating Manuals
According to NFPA 291, fire hydrants capable of flowing 500 to 999 gallons per minute and higher at 20 psi should have their bonnets painted:
Orange
NFPA 1901 requires that seat belts be colored red or:
Orange
Fluoroprotein foam is intended for use on hydrocarbon fuels and some _____________fuel additives.
Oxygenated
What is the basic formula for determining pump discharge pressure (PDP)?
PDP= NP + FL
The two fundamental formulas for determining total pressure loss are ____________ and _____________.
PDP= NP+ FL; FL= (C x Q² x L) + AL + EP
A two-stage fire pump can be operated in series/ pressure mode or __________________ mode.
Parallel/ volume
While performing a pump performance test, when the desired pressure is obtained at the pump, the ________________ gauge should read to see if the required amount of water is being delivered.
Pitot
Which test is required when an aerial device has been put in service to determine if its performance continues to meet the predetermined specifications or standards?
Performance Test
1911
Performance testing is typically performed by a qualified EVT level 2 technician, as defined by NFPA:
What term refers to a group of tests conducted annually after a fire apparatus has major repairs or modifications?
Performance tests
Which of the following is NOT considered to be a distracter to the communications process within the cab of a fire apparatus?
Personnel
During the weight verification test, what factor is NOT weighed at the certified truck scales but is required for the test?
Personnel weight
In the early 1800s, the city of ____________________ developed a municipal water supply using wooden water mains that could be tapped for firefighting.
Philadelphia
which of the following nozzle types can be used to make a hole in an automobiles sheet metal?
Piercing nozzle
Piston pumps and rotary pumps are two broad classification of:
Positive- diplacemement pumps
A pump that produces a flow by capturing a specific volume of fluid per pump revolution and reducing the fluid void by a mechanical means to displace the pumping fluid.
Positive- displacement pump
The energy that an object has stored up as a result of its position or condition. A raised weight and a coiled spring have potential energy.
Potential Energy
A tool that receives power from the power unit component and generates energy used to perform one or more of the following functions: spreading, lifting, holding, crushing, pulling, or cutting.
Power rescue tool
what term refers to a document developed by gathering general and detailed data used by responding personnel to determine the resources and actions necessary to mitigate anticipated emergencies at a specific facility or location?
Preincident plan
__________________ foams are used for the exinguishment of Class B fires involving hydrocarbons.
Protein
Which of the following is NOT one of the four laws governing how friction loss behaves?
Provide all conditions are equal, friction loss will vary in direct proportion to the diameter of the hose.
The method employed when there is no vertical object to use for a bankshot is called the _________________method.
Raindown
The flow rate to which the pump manufacturer certifies compliance of the pump when it is new.
Rated capacity
A device required for each foam outlet to proportion the correct amount of foam concentrate into the water stream over a wide range of flows and with minimal pressure loss.
Ratio controller
ccording to NFPA 291, fire hydrants capable of flowing less than 500 gallons per minute and higher at 20 psi should have their bonnets painted:
Red
When disengaging the fire pump, the driver/ operator should first:
Reduce the throttle to idle speed
What term refers to a device that allows the bypass of fluids to limit the pressure in a system?
Relief valve
The pressure that exists in the distribution system, measured at the residual hydrant at the time the flow readings are taken at the flow hydrant.
Residual Pressure
______________________ is the term used to describe the amount of pressure that remains in the system when water is flowing.
Residual Pressure
What is the term for laying supply line form the fire scene to the hydrant to establish a water source?
Reverse lay
What should the driver/ operator do if the fire apparatus does not go into the "pump" position after completing the correct procedure?
Reverse the procedure to take the fire apparatus out of "pump" gear and start again.
After the inspection is complete is complete, what should be done next?
Review the report and make sure no items were missed
Which of the following is NOT a response action of the apparatus driver/ operator?
Selecting the best team to bring aboard
Ranges in size from 1 inch to 2 inches in diameter.
Small-diameter hose (SDH)
1.57 X d² X NP
Smooth Bore Nozzle Reaction
Which nozzle type has the lowest operating pressure?
Smooth-bore nozzles
what type of hose is designated to connect a fire department pumper directly to the large steamer outlet on a hydrant?
Soft sleeve hose
What type of apparatus test is required for aerial emergency power sources?
Solenoid and relay test
The amount of heat energy required to increase the temperature of a substance is known as its:
Specific heat index
What is the correct term for laying supply lines in two different directions to establish a water source?
Split hose lay
A person who guides the driver/ operator into the appropriate position while operating in a confined space or in reverse mode:
Spotter
A powered rescue tool that has at least one moveable arm that opens to move material.
Spreader
Which of the following types of hydraulic tools has at lest one moveable arm that opens to move material?
Spreaders
which term best describes the standard procedure for managing uncommitted resources at the scene of an incident?
Staging
what is the tile of the person responsible for maintaining the operations of the staging area?
Staging area manager
Conditions that, create excessive physical and mental pressure on a person's body.
Stressors
What allows water to flow, puddle, and remain together even after leaving a nozzle?
Surface tension
What term describes the elastic-like force at the surface of a liquid, which tends to minimize the surface area.
Surface tension
The more a crew knows about the driver/operator's roles and responsibilities, the stronger the crew's __________________ becomes.
Synergy
What type of foams are also called high-expansion foams?
Synthetic detergent foam
A series of checks that an electrical system completes to ensure that all of the systems are functioning properly before the fire apparatus is started:
System check sequence
Objectives that are required to be completed during the operational phase of an incident.
Tactical Benchmarks
Initial attack fire apparatus
The _____________ is usually equipped with four-wheel drive and used to fight fires in urban and rural settings.
Do NOT unbuckle your seat belt to don any clothing or equipment while:
The apparatus is en route to an incident
Which of the following statements about wet-barrel hydrants is correct?
The barrel usually has separate valves that control the flow of each individual outlet.
Chassis
The basic operating motor vehicle, including the engine, frame, and other essential structural and and mechanical parts, but exclusive of the body and all appurtenances for the accommodation of driver, property, passengers, appliances, or equipment related to other than control.
Which of the following statements best describes the position of the hydrant valve when obtaining flow and pressure readings from a hydrant using a Pitot gauge?
The hydrant should be fully open
a psychological history review
The medical requirements specified in Chapter 8 of NFPA 1582, Standard on Comprehensive Occupational Medical Program for Fire Departments, include all of the following EXCEPT:
750 gpm (3000 L/min)
The mobile foam fire apparatus, as defined in NFPA 1901, shall be equipped with a fire pump that has a minimum rated capacity of:
What best defines liquid surge?
The movement of water inside the container
quintuple
The name "quint" is short for _______________, meaning five.
When performing service tests, pitot gauges should be used only when:
They are fixed or secured to a nozzle
What term identified the person who sat on the rear of a vehicle to help maneuver a long ladder cart through the streets?
Tillerman
Which of the following exterior inspection components is critical for the proper stability of a fire apparatus?
Tires
300 FT (90 m); 2 1/2- inch (65-mm)
To be classified as an initial attack pumper, NFPA 1901 requires a minimum of ________________ of ___________________ or larger fire supply hose.
115 ft (35 m)
To be considered an aerial fire apparatus as defined by NFPA 1901, the apparatus must include at a minimum, a _____________ total complement of ground ladders that are supplied and installed by the manufacturer.
TPL= FL+NP+AL+EP
Total Pressure Loss
The distance that it takes for a driver/ operator to recognize a hazard, process the need to stop the apparatus, apply the brakes, and then come to a complete stop is known as the ___________________ distance.
Total stopping
Which of the following lighting systems can be operated above most obstacles to provide the desired on- scene lighting?
Tower lights
The placement of fire apparatus on the fire ground should take into account all of the following considerations EXCEPT:
Traffic congestion
An internal valve in a multistage pump that enables the user to change the mode of operation to either series/ pressure or parallel/ volume.
Transfer valve
Which of the following fluid levels, should you check while the engine is running?
Transmission
Which of the following generators can produce 25 kilowatts or more of power?
Transmission- driven generator
A truck that carries water in a tank generally used for the booster line and commonly called the booster tank.
Triple-combination pumper
No member should be permitted to drive a fire apparatus or emergency vehicle:
Until he or she has completed a training course approved by the Fire Dept
In performing the serpentine exercise, the driver is permitted to:
Use a spotter
How would a driver/ operator disconnect all electrical power to a fire apparatus to prevent discharge while it is not in use?
Use the battery selector switch
Which type of test is basically a test of the priming system, specifically the tightness of the pump, including its valves and fittings.
Vacuum
Vehicle construction and mechanical design characteristics that directly affect the handling, stability, maneuverability, functionality, and safeness of a vehicle.
Vehicle Dynamics
a measurement of a liquid's resistance to flow
Viscosity
Multiplexing
_________________ is a term used in electrical engineering to refer to the process of combining information from several different sources.
Miscellaneous
_____________________ equipment includes portable tools and equipment carried on an apparatus, not including hose, ladders, fixed power sources, reels, breathing air systems, or other major equipment or components specified by the purchaser to be permanently mounted on the apparatus as received from the apparatus manufacturer.
Booster Pump
_________________were rotary gear pumps and could generate as much as 200 gallons (800 L) of water per minute.
Unsecured equipment in the crew compartment can prove dangerous if the apparatus must stop or turn quickly, because:
a flying tool, map book, or PPE can seriously injure a fire fighter
In order to receive full credit for the performance test, you must record:
all information including test conditions
Foam was introduced as an extinguishing agent in the 1800s by mixing two powders consisting of _________________ and _____________________ with water in a foam generator.
aluminum sulfate; sodium bicarbonate
The process of pouring foam concentrate directly into the fire apparatus water tank is known as:
batch mixing
The location where water exits the pump is called the __________________ side.
discharge
According to NFPA 1002, Fire Apparatus Driver/ Operator Professional Qualifications, the _________________________ is responsible for getting the fire apparatus to the scene safely, setting up, and running the pump or operating the aerial ladder once the vehicle arrives on the scene.
driver/ operator
The driver / operator must understand that a speedy response is achieved by adhering to many guidelines including:
driving safely and efficiently
A _____________________ is a shutter valve that activates just behind the turbo charger to create braking horsepower.
exhaust brake
Water enters a centrifugal pump through the:
eye of the impeller
Brake _____________ occurs when the brake drums become hot and expanded away from the brake shoes, causing the brakes to heat up until they become less effective.
fade
The amount of dissolved calcium and magnesium, which increases the mineral content within water, determines the water's level of:
hardness
Research has shown that a vehicle is easier for other drivers and pedestrians to identify during and condition if it:
has its headlights on
With the advent of steam-powered pumps (called steamers) in the mid-1800s, _________________ replaced fire fighters in moving equipment to the fireground.
horses
when a leak is detected in a fire hose during pumping operations and the fire hose cannot easily be replaced, a _____________ may be used to temporarily stop the leak.
hose jacket
Before beginning any performance tests on fire apparatus pumps, all of the following environmental conditions must be determined and recorded prior to and immediately after the pump performance testing EXCEPT:
humidity
Water is able to absorb heat because of its __________________ characteristics?
hydrogen- bonding
A _____________ aid is a checklist or inspection sheet critical to ensuring the accuracy of inspections.
job
The time required for a foam blanket to spread out across a fuel surface is known as:
knockdown speed and flow
Double female connectors allow the driver/ operator to attach a ____________ coupling to a _____________ coupling.
male; male
A _________________ controls the flow of concentrate into the eductor.
metering device
A primed pump will have ________________ inside the pump.
no air
According to the NFPA, the largest share of deaths in the United States, 2016 occurred from:
overexertion, stress, and medical conditions
When pumping requirements exceed 50 percent of the rated capacity of a two-stage pump, you should operate the pump in:
parallel/ volume mode
Friction loss is measure in:
psi or kPa
Once an adjustable gallonage for nozzle's setting is chosen, the nozzle will deliver the rated flow as long as the:
rated pressure is supplied to the nozzle
Nozzles suitable for service testing are usually?
regular equipment on the fire apparatus
The second leading cause of firefighter fatalities is injuries sustained while:
responding or returning from the fireground
The inspection process begins with a(n).
review of the apparatus inspection form
Pump _____________ controls might include electrical, pneumatic, or mechanical components working individually or in combination to shift the pump drive system into and out of pump mode.
shift
When backing a fire apparatus, the driver/ operator should always use a _________________ if available.
spotter
Level 1 staging is used when _______________ or more units are dispatched to an emergency incident.
three
Upon arriving on the scene of a possible structure fire, the driver/ operator should attempt to view at least ___________ side(s) of the structure.
three
The amount of particulate matter suspended in water is known as __________________.
turbidity
NFPA 1451 requires all members to receive drivers training at least:
twice a year
Twenty- five percent of all reported fires in the United States involve:
vehicles
The quantity or flow of water moving through a pipe, hose, or nozzle is measured by:
volume
In a centrifugal pump, when the impeller spins, water is is radially discharged outward and collects in an area known as the:
volute
The distribution system delivers water from the treatment facility to the end users and fire hydrants through a complex network of underground pipes, known as:
water mains
Water distribution systems deliver water from the treatment facility to the end users and fire hydrants through a complex network of underground pipes known as:
water mains
What type of appliance is similar to a gated wye but has three discharge openings and only one intake opening?
water thief
Fire apparatus and equipment should be inspected at least:
weekly
A _____________ is a device that splits one hose stream into two different hose steams.
wye
