Basic meter understanding test
In Ohm's Law, the symbol "I" can be an abbreviation for? A. Voltage B. Resistance C. Current D. Watts
C. Current
To calculate how many Ohms are in a circuit with 6 amps, you must...? A. Multiply current by voltage B. Multiply voltage by current C. Divide current by voltage D. Divide Voltage by Current
C. Divide current by voltage
To calculate how many amps are flowing in a circuit, you must....? A. Multiply resistance times voltage B. Multiply current times resistance C. Divide resistance by voltage D. Divide voltage by current
C. Divide resistance by voltage
Electricity is caused by flow of? A. Proton B. Nuetron C. Electrons D. Nucleus
C. Electrons
In order for electrons to flow in a circuit, there must be a(n) _?_ present in the circuit. A. Molecular gap B. Static Charge C. Imbalance of electrons D. Resistance
C. Imbalance of electrons
What electrical testing is done where there is no concern with hookup polarity of the meters test leads? A. Amps B. Volts C. Ohms D.mA
C. Ohms
What eletrical property resist the flow of electrons is a circuit? A> Volts B. Amps C.Ohms D. Watts
C. Ohms
Meter is on 20kOmega scale. The display is 1.490. How many ohms are being measured? A. 14,900 ohms B. 1.490 ohms C. 149.0 ohms D. 1,490 ohms
D. 1,490 ohms
The meter is on the 200mV scale. The display is 01.9. How many volts are being measured? A. 1.900 volts B. 190 mV C. 19.0 mV D. 1.9 mV
D. 1.9 mV
If pressure is increased and the resistance is decreased, what happens to the current? A. Current will increase B. Current will decrease C. Current will remain the same D. Depends on the amount of voltage
D. Depends on the amount of voltage
What is the name of the switch that controls the entire operation of the meter? A. master control B. range C. ON/OFF D. Function
D. Function
What is the energy source that operates as a thermocouple? A. Light B. Chemical reaction C. Pessure D. Heat
D. Heat
The meter is on the 2KOmega scale. The test leads are connected to a resistor that is supposed to have 3,500 ohms. If resistor is good, what will meter display show? A. 3.50 B. .035 C. 35.00 D. 1.0
A. 3.50
Meter is on 200KOmega scale. The display is 82.5. How many ohms are being measured? A. 82,500 ohms B. 8,250 ohms C. 8.250 ohms D. 825,000 ohms
A. 82,500 ohms
What is amperage? A. Amount of current flowing in a circuit. B. Resistance in the circuit C. Electrical pressure in a circuit D. None of the above
A. Amount of current flowing in a circuit
The protection fuse on most meters is designed to prevent the meter from damage when measuring? A. Amps B. Volts C. OHMS D. Temp
A. Amps
Which "theory" defines current flow from positive to negitive? A. Conventional B. Electron Theory
A. Conventional
If the voltage remains the same, but the resistance decreases, what happens to the current? A. Current will increase B. Current will decrease C. Current will remain the same D. Depends on the amount of voltage
A. Current will increase
What is the energy source that generates electricity using "photoelectricity"? A. Light B. Chemical reaction C. Pressure D. Heat
A. Light
Which of the following could cause a static charge? A. Lightening B. Magnet C. Battery D. Alternator
A. Lightening
In order to cause a reduction of amperage, there must be an increase of? A. Resistance B. Current C. Voltage D. Watts
A. Resistance
A "dim" headlight indicates that there is a reduction of _?_ in the circuit. A. Volts B. Resistance C. Current D. Watts
A. Volts
The electrical property equal to water pressure is? A. Volts B. Amps C. Ohms D. Watts
A. Volts
What do ohms measure? A. Resistance B. Watts C. Volts D. Amps
A. resistance
What do most digital meters display to show electrical infinity? A. infinity symbol B. 0..000 C. 1.000 D. 1.0
B. 0.000
Meter is on the 20MOmega scale. The display is 1.56. How many ohms are being measured? A. 1,560 ohms B. 1,560,000 ohms C. 156,000 ohms D. 15,600,000 ohms
B. 1,560,000 ohms
The digital meter is set to the 2KOmega scale. What is the maximum resistance value the can be measured? A. 20,000 Ohms B. 2,000 Ohms C. 1,999 ohms D. 19,999 ohms
B. 2,000 ohms
A wiper motor has a resistance of 3 ohms operating in a circuit with 12 volts. How many amps will be flowing in the circuit? A. 3 B. 4 C. 6 D. 2
B. 4
Meter is on 200Omega scale.The display is 75.8. How many ohms are being measured? A. 750.8 ohms B. 75.8 ohms C. 7.580 ohms D. .7580 ohms
B. 75.8 ohms
What happens when a copper wire passes through a magnetic field? A. Nothing B. A small current is generated C. it is repelled away D. None of the above
B. A small current is generated
in order to increase the amount of current flowing in a circuit, there must be an increase of what? A. Resistance B. Amperage C. Voltage D. Watts
B. Amperage
The term coulomb is associated with? A. Volts B. Amps C. ohms D. Watts
B. Amps
What electrical property is equal to the amount of water flowin out of the end of the hose? A. Volts B. Amps C. Ohms D. Watts
B. Amps
What type of meter uses a needle to indicate measurement? A. Digital B. Analog C. Voltmeter D. Tachometer
B. Analog
What is the energy source that generates electricity by having two dissimilar metals in an acid? A. Light B. Chemical reaction C. Pressure D. Heat
B. Chemical reaction
Transistors, intergrated circuits and diodes are examples of what? A. Common insulators B. Common conductors C. Common switches D. Common semiconductors
B. Common conductors
If voltage remains the same, but resistance increases, what happens to the current in the circuit? A. Current will increase B. Current will decrease C. Current will remain the same D. Depends on the amount of voltage
B. Current will decrease
What type of electricity is used primarily in a car? A. static B. DC C. AC D. Magnetic
B. DC
What would happen if you hooked up an analog meter backwards when measuring voltage? A. it might bend the needle B. Nothing except the meter would display a "-" sign in front of reading. C. the fuse would blow D. Nothing the meter was designed for this purpose
B. Nothing except the meter would display a "-" symbol before reading.
The atom is made up of two basic parts. What are they? A. Molecule&Proton B. Nucleus&Electron C. Proton&Nucleus D. Electron&Proton
B. Nucleus&Electron
What does the Omega symbol stand for? A. Volts B. Resistance C. Current D. Watts
B. Resistance
What electrical measurement requires that the circuit be broken and the meter installed in the circuit? A. Voltage B. Resistance C. Current or amps D. Temp
B. Resistance
You are measuring amperage that is in the .400A range. What meter socket should the red meter lead be plugged into? A. COM B. V-Omega-mA-Temp C. 10A D. the omega symbol
C. 10A
The meter is on the 20V scale. The display is 13.65 How many valts are being measured? A. 1.365 volts B. 136.5 volts C. 13.65 volts D. .1365 volts
C. 13.65 volts
How many digits on CL-1919 meter can read from 0-9? A. 1 B. 2 C. 3 D. 4
C. 4
The meter is on a 10A scale. The display is 0.45. How many amps are being measured? A. .450 mA B. 450 mA C. 450 A D. 45.0 A
C. 450 A
Every normally functioning circuit must have a voltage source, switch, overcurrent protection, positive and ground wires and? A. A fuse B. A toggle switch C. A resistance D. A voltage
C. A resistance
The black meter test lead normally is inserted into meter _?_ socket. A. V.Omega.mA B. 10A C. COM D. Temp
C. COM
If electrons can flow through a material, it would be a? A. Resistor B. Insulator C. Conductor D. Bulb
C. Conductor