EGEE 101 - Energy and the Environment

Methane turns into liquid at A) 164 C B) 16.4 C C) -164 C D) -16.4 C

-164 C

Three energy conversion processes take place in succession. The first has an efficiency of 51%, the second is 50% efficient, and the third 10%. What is the efficiency of the entire process? A) 1.11 B) 0.0128 C) 0.0255 D) 0.37

0.0255 .50 x .51 x .10 = 0.0255

The useful output from a heat engine is 962 joules. The energy that is wasted is 4428 J? What is the efficiency of the engine? A) 0.217 B) 0.1784 C) 4.6 D) 21.7

0.1784 ASK

If the energy input of a system is 200 calories and its useful output is 36 calories, what is the efficiency of the system? A) 0.78 B) 0.7931 C) 0.18 D) 0.69

0.18 36/200 = 0.18

21 million Joules of chemical energy are supplied to a boiler in a power plant. 5,000,000 Joules of energy are lost up the smokestack. The boiler radiates 1.5 million Joules of heat to the atmosphere. What is the efficiency of the boiler? A) 27.5% B) 6.90% C) 69.0 D) 0.690

0.690 ASK

How many hydrogen atoms are present in coal for one carbon atom? A) 0.8 B) 2 C) 4 D) 15

0.8

How often does a fuel rod need to be replaced in the nuclear power plant? A) 1 - 3 years B) 10 - 15 years C) 20 - 40 years D) 100 years

1 - 3 years

What fraction of home energy is used for lighting in the US? A) 1/3 B) 1/2 C) 1/10 D) 1/4

1/4

Approximately what percentage of US energy is hydroelectric? A) 1% B) 10% C) 48% D) 70%

10%

A woman moves a box through a distance of 10 m. What is the work done if the force applied is 10N? A) 100 J B) 50 J C) 0 J D) None of the above

100 J

How many calories is 1 food calorie equivalent to? A) 10,000 B) 1,000,000 C) 100 D) 1000

1000

If a cycloparaffin compound has six carbon atoms, how many hydrogen atoms are present in the molecule? A) 8 B) 10 C) 12 D) 14

12

Presently, the amount of ethanol produced from biomass amounts to A) 3.9 billion gallons B) 5 billion gallons C) 14 billion gallons D) 26 billion gallons

14 billion gallons

Presently, solar cells have efficiency of about A) 40% B) 80% C) 15-20% D) 5%

15-20%

What is the power output of the largest geothermal power plant located in North California? A) 270 MW B) 170 MW C) 1700 MW D) 2700 MW

1700 MW

If a paraffin compound has 8 carbon atoms, how many hydrogen atoms are present in the molecule? A) 8 B) 10 C) 16 D) 18

18

What is the practical efficiency of wind energy? A) 50% B) 60% C) 20 - 40% D) 30%

20 - 40%

What percent of the nation's electricity can wind potentially supply according to Pacific Northwest Laboratory? A) 50% B) 10% C) 20% D) 30%

20%

Approximately, what percentage of world coal reserves does United States possess? A) 25% B) 40% C) 10% D) 60%

25%

What is the approximate current U.S. geothermal power plants total generating capacity? A) 2700 MW B) 1000 MW C) 3500 MW D) 1700 MW

2700 MW

The concentration of nuclear fuel in a nuclear power plant is A) 8-10% B) 3-4% C) 15-20% D) 40-60%

3-4%

What is the approximate cost of electricity from wind energy ? A) 7-8 cents/kWh B) 3-5 cents/kWh C) 10-11 cents/kWh D) 1-2 cents/kWh

3-5 cents/kWh

An automobile engine gives 35,000 BTUs of mechanical energy from 100,000 BTUs of fuel. The transmission, axles and tires deliver 30,000 BTUs of mechanical energy to the highway, moving the car forward. What is the overall efficiency of this vehicle? A) 90% B) 27,000 C) 27% D) 30%

30% 0.001 x 30,000 = 30

What does the Betz limit state the maximum efficiency of a wind turbine is? A) 59.3% B) 65.4% C) 10% D) 25.8%

59.3%

If the world demand for energy is growing at the rate of 10% per year, when would we expect the energy demand to be twice today's? A) 20 years B) 7 years C) 6 years D) 10 years

7 years

The amount of power generated from biomass power plants in the United States is A) 700 MW B) 7000 GW C) 7000 MW D) 700 GW

7000 MW

Energy per gallon produced by biodiesel is less than petroleum based diesel by A) 2% B) 30% C) 8% D) 50%

8%

What is the approximate carbon content in petroleum crude? A) ppm B) 4% C) 9-15% D) 85-90%

85-90%

The performance of gasoline with octane number 87 is similar to the performance of a fuel containing A) 87% octane 13% heptane B) 13% octane C) 87% heptane D) 13% octane 87% heptane

87% octane 13% heptane

What is the advantage of wind energy? A) No water pollution B) Renewable C) Looks pretty D) A and B

A and B

Which of the following is an example of biomass derived from agricultural residue? A) Sawdust B) Mill Scrap C) Poplars D) Bagasse

Bagasse

Which geothermal power plant system has zero emissions? A) Air Exchange B) Dry Steam C) Flash D) Binary

Binary

What is the major difference between the Flash system and Binary system? A) Flash uses the comic hero to make power B) Flash uses a secondary fluid C) Binary brine is salt free D) Binary uses secondary fluid

Binary uses secondary fluid

Most of the coal found in United States is A) Lignite coal B) Bituminous coal C) Anthracite coal D) Sub-bituminous coal

Bituminous coal

What do industries use to generate steam and hot water? A) Boiler fuel B) Process heat C) Electricity D) All of the above

Boiler fuel

Which of the following is not true about solar trough (distributed collector)? A) Boiler is used to generate steam B) Heat exchanger is used to produce steam C) Fluid is heated to about 150 - 350 C D) Oil flowing through tube placed in the focal point of the parabolic trough is heated by sun's rays

Boiler is used to generate steam

Based on what property does the distillation column separate crude oil into different fractions? A) Boiling point B) Melting point C) Viscosity D) Porosity

Boiling point

Which among the fossil fuel reserves are abundantly available in United States? A) Coal B) Natural gas C) Petroleum D) Both coal and natural gas

Both coal and natural gas

Water with salts is also called A) R-34A B) Brine C) Isobutane D) coolant

Brine

The formula for paraffin cyclohexane is A) C6H6 B) C6H10 C) C6H12 D) C6H14

C6H14

What is the unit used to measure the amount of cooling needed in summer time? A) Degree Kelvin B) HDD C) Degree Celcius D) CDD

CDD

Which of these is the major constituent of natural gas? A) C3H8 B) C2H6 C) CH4 D) CO2

CH4

Which among the following is not a primary pollutant? A) CO B) CO2 C) SO2 D) Particulate matter

CO2

Which of the following is a greenhouse gas? A) CO B) SO2 C) NO2 D) CO2

CO2

Which one of the following is an example of clean coal technology? A) Production of coke B) Coal combustion C) Carbon dioxide sequestration D) None of the above

Carbon dioxide sequestration

Bituminous coal formed in the United States originated during A) Jurassic period B) Miocene period C) Carboniferous period D) None of the above

Carboniferous period

Which of the following temperature gradients is responsible for geothermal energy? A) Surface of the earth and the outer space B) Surface of the earth and surface of the sun C) Center of the earth to the surface of the earth D) All of the above

Center of the earth to the surface of the earth

In the process of mining coal, the useful energy output is in the form of __________ energy. A) Mechanical B) Chemical C) Thermal / heat D) Radiation

Chemical

The potential energy stored in the bonds that hold molecules together is called ________ energy. A) Nuclear B) Thermal C) Chemical D) Kinetic

Chemical

What is the energy stored in the bonds that hold molecules together called? A) Chemical B) Kinetic C) Nuclear D) Thermal

Chemical

What is the form of energy contained in a battery? A) Potential B) Kinetic C) Electrical D) Chemical

Chemical

What is the form of energy that is present in pizza that we eat? A) Electrical B) Radiation C) Chemical D) Mechanical

Chemical

Which industry uses the most energy? A) Petroleum refining B) Chemical C) Paper D) Metal

Chemical

Which of the following energy transformations is not possible? A) Chemical to Electrical B) Chemical to Nuclear C) Potential to Kinetic D) Electrical to Mechanical

Chemical to Nuclear

Where is Three Gorges dam located? A) France B) China C) Brazil D) USA

China

In the US, most of the electricity is generated from A) Hydroelectric B) Coal C) Wind D) Fuel oil

Coal

Which fossil fuel contributes the most to SO2 emissions? A) Coal B) Diesel C) Gasoline D) Natural gas

Coal

Which fossil fuel contributes the most to particulate matter emission? A) Coal B) Petroleum C) Natural gas

Coal

Which of the following primary energy resources contributes the most to the production of electricity? A) Coal B) Hydroelectric C) Nuclear D) Natural gas

Coal

Which primary energy resource contributes the most to the production of electricity in the US? A) Coal B) Nuclear C) Hydroelectric D) Natural gas

Coal

How is light produced? A) Collision of moving particle with the atom B) Destruction of the nucleus C) Rotation of electrons around the nucleus

Collision of moving particle with the atom

Which power plant uses both gas and steam turbine to produce electricity? A) Cogeneration power plant B) Combined cycle power plant C) Gas turbine power plant D) Hydroelectric power plant

Combined cycle power plant

Which component in the refrigerator raises the temperature of the refrigerant? A) Compressor B) Fan C) Expansion valve D) Heat Exchanger

Compressor

What is the mode of heat transfer through a solid medium called? A) Radiation B) Conduction C) Convection

Conduction

Which is the mode of heat transfer where liquid or gas moves, carrying heat with it? A) Conduction B) Radiation C) Convection

Convection

What is the function of a generator in a power plant? A) Convert chemical energy to mechanical energy B) Convert thermal energy to mechanical energy C) Convert mechanical energy to electrical energy D) None of the above

Convert mechanical energy to electrical energy

What is the process of breaking of heavy molecules into lighter hydrocarbons called? A) Distillation B) Cracking C) Coking D) Reforming

Cracking

Which of the following is the only direct use of electrical energy without converting it to another form? A) Defibrilator B) Laptop C) Heater D) Light bulb

Defibrillator

Which of the following properties is not measured during Proximate analysis of coal? A) Density B) Moisture C) Volatile matter D) Ash

Density

What is the separation of materials based on differences in the volatility called? A) Distillation B) Cracking C) Coking D) Reforming

Distillation

Energy that is locked in the nucleus of an atom and is released by destruction of mass can be calculated as A) E=mgh B) E=1/2mv^2 C) E=mc^2 D) None of the above

E=mc^2

Which famous scientist proposed the equation E=mc^2 A) Joule B) Newton C) Galileo D) Einstein

Einstein

In a power plant, chemical energy is converted to what useful end product? A) Mechanical energy B) Electrical energy C) Thermal energy D) None of the above

Electrical energy

What is the energy of electrons in motion called? A) Kinetic B) Electricity C) Nuclear D) Chemical

Electricity

Which is the most common energy source used in commercial buildings? A) Fuel Oil B) Electricity C) Natural gas D) Geothermal

Electricity

Particulate emissions from power plants can be controlled by using A) Electrostatic precipitator B) Catalytic converter C) Burners D) None of the above

Electrostatic precipitator

What is the capacity to do work known as? A) Enthalpy B) Energy C) Entropy D) Efficiency

Energy

Which component of a refrigerator lowers the temperature of the refrigerant? A) Fan B) Expansion valve C) Compressor D) Heat Exchanger

Expansion valve

Energy demand is a/an A) Logarithmic function - the longer it goes, the less rapidly it grows B) Exponential function - the longer it goes, the more rapidly it grows C) Sine function - it goes up and down predictably, in cycles D) Linear function - it goes up steadily over time

Exponential function - the longer it goes, the more rapidly it grows

100% of the energy in the wind can be extracted by a wind mill. A) True B) False

False

A geothermal power plant has a low initial cost. A) True B) False

False

A pressurized water reactor (PWR) uses water under high pressure as the coolant to remove heat generated by a nuclear chain reaction. A) True B) False

False

A standard steam power plant is more efficient than Cogeneration. A) True B) False

False

A step-up transformer is used to decrease the voltage, so that electricity can be transmitted over long distances. A) True B) False

False

Africa has the world's largest reserves of natural gas. A) True B) False

False

All of the oil in a reservoir can be recovered. A) True B) False

False

Amount of NOx emission from Biodiesel is negligible A) True B) False

False

An anemometer is used to predict weather. A) True B) False

False

Anthracite has higher volatile matter content than Bituminous coal. A) True B) False

False

Beta decay increases the mass number by 1. A) True B) False

False

Biomass has gross calorific value higher than coal. A) True B) False

False

CO emissions are due to complete combustion of carbon in fossil fuels. A) True B) False

False

Central distribution is more efficient than distributed generation for transmitting electricity. A) True B) False

False

Chemical energy is a special kind of kinetic energy. A) True B) False

False

Coal can be used directly to produce "pig iron" by mixing it with iron ore in a blast furnace. A) True B) False

False

Coke is produced by combustion of coal in a furnace. A) True B) False

False

Control rods control the nuclear reaction in a reactor by absorbing protons. A) True B) False

False

Electric power is measured in terms of voltage. A) True B) False

False

Elements with the same number of neutrons but a different number of protons are called isotopes. A) True B) False

False

Energy can be created or destroyed. A) True B) False

False

Ethanol has a higher heating value than gasoline. A) True B) False

False

Geothermal energy generates a lot of nitrogen and sulfur. A) True B) False

False

Geothermal energy generates a lot of particulate matter A) True B) False

False

Geothermal power is a main component of the Unites States energy grid. A) True B) False

False

H2S is desirable in natural gas. A) True B) False

False

House facing south is a good passive solar design in southern hemisphere A) True B) False

False

Hydroelectic energy pollutes the atmosphere. A) True B) False

False

In all nuclear reactions, the sum of the mass numbers on the left hand side of the equation equals the sum of the atomic numbers on the right hand side of the equation. A) True B) False

False

In the US, coal is primarily used for carbonization. A) True B) False

False

In the US, we have adequate amount of land to cultivate biomass to meet all our energy demands. A) True B) False

False

Kerogen derived from higher plants gets converted to crude oil and natural gas when buried inside the earth for millions of years. A) True B) False

False

Kerogen produced from higher plants gets converted into natural gas. A) True B) False

False

Kerogens are formed by the transformation of inorganic matter into an insoluble, polymeric material A) True B) False

False

Knocking is a desirable feature in a four stroke engine. A) True B) False

False

Lifetime predictions for a fossil fuel are done based on available resources. A) True B) False

False

Lignite has higher heating value than Bituminous coal. A) True B) False

False

Lignite is the highest ranked coal. A) True B) False

False

Low and medium rank coals are ranked on the basis of volatile matter content. A) True B) False

False

Low temperature geothermal resources can be used for power generation. A) True B) False

False

Maintenance costs are a large factor of why geothermal is not widely used. A) True B) False

False

Mass number is the number of protons and electrons in an atom. A) True B) False

False

Most of the electricity in the US is generated using nuclear energy. A) True B) False

False

Most of the energy released due to nuclear fission reaction is in the form of potential energy. A) True B) False

False

Most of the natural gas reserves in the world are located in United States. A) True B) False

False

Most wind energy is produced in the southeast region of the US. A) True B) False

False

N-type semiconductors have positively charged holes as majority carriers A) True B) False

False

Natural gas has high CO2 emissions compared to coal. A) True B) False

False

Natural gas has low combustion efficiency. A) True B) False

False

Natural gas has the lowest calorific value among all the fossil fuels. A) True B) False

False

Northwestern US is the region most affected region by acid rain. A) True B) False

False

P-type semiconductor have negatively charged electrons as majority carriers A) True B) False

False

Particulates in an electrostatic precipitator get an electric charge and move towards the discharging electrode. A) True B) False

False

Presently, solar energy contributes a large share of our energy supply. A) True B) False

False

Producing energy from wind will become more expensive in the future. A) True B) False

False

Production of bioethanol from corn is more efficient than from sugarcane. A) True B) False

False

Proximate analysis exactly measures the elemental composition of coal. A) True B) False

False

Reservoir rock is a rock that produces crude oil. A) True B) False

False

Resources are the quantity of an energy source that is economically recoverable. A) True B) False

False

Steam is a good moderator. A) True B) False

False

The US is the largest producer of hydroelectric energy A) True B) False

False

The United States is the largest exporter of coal. A) True B) False

False

The United States produces most of its bioethanol from sugarcane. A) True B) False

False

The amount of municipal waste generated per day is decreasing every day. A) True B) False

False

The amount of nitrogen in petroleum is more than in coal. A) True B) False

False

The dehydrator removes H2S. A) True B) False

False

The energy required to raise the temperature of 1g of water by 1 degree F is a calorie. A) True B) False

False

The nucleus is made up of protons and electrons. A) True B) False

False

The temperature of the interior of the Earth is lower than at the surface. A) True B) False

False

Tidal power can be easily harnessed anywhere there is a tide. A) True B) False

False

Tides are caused by gravitational force between Sun and Earth A) True B) False

False

Transcontinental transportation is done through pipelines. A) True B) False

False

U-238 and Th-232 are fissionable material. A) True B) False

False

United States has large crude oil reserves. A) True B) False

False

United States is the largest producer of energy from biomass consumption A) True B) False

False

Ventilation utilizes radiative heat transfer to promote passive cooling A) True B) False

False

Volatile matter is the property that is indirectly measured by calculating the difference between the initial mass of coal and the mass of moisture content, ash content and fixed carbon content in the coal.

False

Wind generated electricity costs less than electricity generated from coal plants. A) True B) False

False

With ground-source heat pumps, the earth serves as a heat source in the summer. A) True B) False

False

Which combustion process has issues with polyaromatic hydrocarbon formation? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

Fluidized bed combustion

Which combustion process reduces the NOx and SOx emissions from coal? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

Fluidized bed combustion

Which of the following processes is the most efficient way to burn coal? A) Fixed bed combustion B) Pulverized coal combustion C) Fluidized bed combustion

Fluidized bed combustion

Which one of the following combustion process uses limestone? A) Stoker combustion B) Pulverized coal combustion C) Fluidized bed combustion

Fluidized bed combustion

Which one of the combustion processes uses the lowest furnace temperature (900 - 1000 C) to burn coal? A) Stoker combustion B) Pulverized coal combustion C) Fluidized coal combustion

Fluidized coal combustion

Which light bulb uses mercury vapor? A) Bathroom Night Light B) Incandescent C) Halogen D) Fluorescent

Fluorescent

Which of the following is used to determine the work done? A) Energy B) Force x displacement C) Force D) Displacement

Force x displacement

In what direction does thermal energy flow? A) From low temperature to high temperature B) From high temperature to low temperature C) in both directions D) independent of the temperature difference

From high temperature to low temperature

SO2 emissions are primarily due to A) Transportation sector B) Fuel combustion C) Chemical Industries D) None of the above

Fuel combustion

Which one of the following fuels finds maximum usage in transportation in the US? A) Jet Fuel B) Kerosene C) Diesel D) Gasoline

Gasoline

Which of these have a rotor and stator ? A) Condenser B) Boiler C) Turbine D) Generator E) Furnace

Generator

What type of heating uses the heat contained within the Earth? A) Tidal B) Hydro C) Geothermal D) Refrigeration

Geothermal

Which of the following processes does NOT happen in the global carbon cycle? A) Carbon dioxide in atmosphere slowly dissolves in ocean B) Carbon dioxide in atmosphere is incorporated in the earth as carbonate rocks C) Carbon dioxide is absorbed by plants through a process called photosynthesis D) Glucose is formed during the decay process

Glucose is formed during the decay process

Sour natural gas contains A) Ammonia B) H2S C) CO2

H2S

Which of the following is an indicator of heating requirements? A) CDD B) Degrees Celcius C) Degree Kelvin D) HDD

HDD

Which of these produce the maximum heat? A) Incandescent bulbs B) CFL C) Fluorescent bulbs D) Halogen bulbs

Halogen bulbs

What type of bulbs are mainly used for security lighting, car headlights and sports events ? A) LEDs B) Fluorescent light bulbs C) Halogen light bulbs D) Incandescent light bulbs

Halogen light bulbs

How is crude oil separated during the distillation process? A) Water B) Air C) Heat

Heat

What form of energy output accounts for the inefficiency of incandescent lights? A) Nuclear B) Heat C) Chemical D) Light

Heat

Which of the following is not used for passive heating and cooling of homes? A) Radiation B) Heat Exchanger C) Conduction D) Convection

Heat Exchanger

Refrigerators also known as? A) Heat movers B) Heat diverters C) Heat packers D) Heat isolators

Heat movers

Which of the following properties is a disadvantage of use of ethanol over gasoline for transportation fuel? A) Heating value B) Biodegradable C) Vapor pressure D) Octane number

Heating value

Which of the following compound has an octane rating of 0? A) Octane B) Heptane C) Gasoline D) Diesel

Heptane

What property of a small meteor falling from the sky causes a lot of damage when it hits the earth? A) High Kinetic energy B) High heat energy C) High Potential energy D) Explosive Chemical energy

High Kinetic energy

With increase in the rank of coals, which one of the following element's composition decreases? A) Carbon B) Nitrogen C) Hydrogen D) Sulfur

Hydrogen

Which type of hydroelectric facility is a conventional dam? A) Pumped Storage B) Impoundment C) Run of River D) Microhydropower

Impoundment

Most of the bioethanol produced in United States comes from A) Pennsylvania B) Florida C) California D) Iowa

Iowa

Which of the following is not true about the Trombe wall? A) It is a transparent glass pane B) It is south facing C) It is made of heat absorbing material D) It is painted black

It is a transparent glass pane

Which of the following is not true about a solar cell A) It is non-polluting B) It is cheap C) It uses semiconductors D) Solar energy is directly converted to electricity

It is cheap

Which of the following is not an advantage of a solar power plant? A) less air pollution B) Can meet requirements for peak load power C) lower water consumption D) It is highly efficient

It is highly efficient

Which of the following is a unit of energy? A) Joules B) Watt C) Foot D) All of the above

Joules

The unit of electrical energy is A) Joules B) Electron-volt C) Newton D) Kilowatt-hour

Kilowatt-hour

Energy possessed by a body due to its motion is called A) Thermal B) Chemical C) Kinetic D) Potential

Kinetic

Which form of energy is the wind? A) Kinetic B) Potential C) Heat D) Chemical

Kinetic

Which among the following is a major disadvantage of nuclear power? A) High carbon dioxide emissions B) SOx and NOx emissions C) Lack of permanent solution to nuclear waste disposal D) None of the above

Lack of permanent solution to nuclear waste disposal

Which country produces most of its electricity from nuclear energy? A) Lithuania/France B) United States C) United Kingdom D) China

Lithuania/France

Which coal mining equipment uses movable steel props to support the roof of coal mines? A) Conventional mining B) Longwall mining C) Continuous mining D) Room and pillar mining

Longwall mining

Which of the following is not true about biodiesel? A) Non toxic B) Less inflammable than petroleum diesel C) Low carbon dioxide emission D) Low NOx emissions

Low NOx emissions

How do you define density? A) Measure of resistance to flow by a liquid B) Mass per unit volume C) Measure of ability to flow by a fluid D) Volume per unit mass

Mass per unit volume

In a car, the useful energy output is in the form of __________ energy. A) Mechanical B) Thermal / heat C) Radiation D) Chemical

Mechanical

What is the form of energy in a flying airplane? A) Electrical B) Chemical C) Mechanical D) Radiant

Mechanical

Which of the following is not a unit of energy? A) Meters B) BTU C) Calories D) Joules

Meters

Methane hydrates are crystallized mounds of A) Methane and salt B) Methane and sand C) Methane and water D) Methane and CO2

Methane and water

Coal reserves are measured in A) Cubic feet B) Gallons C) Metric tons D) Barrels

Metric tons

Which of the following cannot be converted into alcohol or biogas by biological conversion. A) Wood B) Microalgae C) Energy crops D) Municipal waste

Microalgae

Which of the following slows down the motion of neutrons in a nuclear reactor? A) Fuel Rod B) Control Rod C) Moderator D) Radiation Shield

Moderator

Which of the following is true? A) Converting heat to work is an efficient process. B) Most of the energy demand in the US is met by renewable energy sources. C) Much of the electricity in the US is generated by burning natural gas. D) Energy is created when a fuel is burned.

Much of the electricity in the US is generated by burning natural gas.

Ground level ozone is formed because of the reaction of hydrocarbon in the presence of sunlight with A) NOx B) CO C) CO2 D) SO2

NOx

Which pollutant is responsible for the formation of Photochemical smog? A) CO B) SO2 C) NOx D) All of the above

NOx

Which energy source is used most for US home heating? A) Coal B) Electricity C) Natural Gas D) Oil

Natural Gas

Cubic feet is used to measure the quantities of A) Coal B) Petroleum C) Natural gas

Natural gas

In a gas turbine power plant, which fuel is burned to run the turbine? A) Coal B) Natural gas C) Water D) Petroleum

Natural gas

Which fossil fuel leaves no ash behind after combustion? A) Coal B) Oil C) Natural gas

Natural gas

Which one of the following has the highest heating value per pound? A) Coal B) Oil C) Natural gas

Natural gas

Which primary energy source contributes the most to home heating requirements? A) Electricity B) Natural gas C) Fuel oil D) Propane

Natural gas

Which of the following is not an advantage of biomass energy? A) Does not contribute to global warming B) Very low SOx emissions C) No NOx emissions D) Renewable source

No NOx emissions

Which of the following is NOT a basic need of a human being? A) Air B) Food C) Water D) Shelter E) None of the above

None of the above

Worldwide, we expect the use of which energy resource to decrease over the next 20 years? A) Nuclear B) Coal C) Hydroelectric D) None of the above

None of the above

Which of these states has the highest wind energy potential? A) Texas B) Pennsylvania C) California D) Arizona E) North Dakota

North Dakota

Where do you think would the heating degree days would be the highest? A) North Pole B) Houston C) State College D) Equator

North Pole

Which of the following is the process of breaking a large nuclei into two intermediate size nuclei? A) Chemical reaction B) Nuclear fusion C) Nuclear fission D) All of the above

Nuclear fission

Which of the following sources of energy is non-renewable? A) Nuclear fission B) Solar C) Nuclear fusion D) Wind

Nuclear fission

Which of the following industries has contributed the least amount of human fatalities in United States? A) Oil/Gas Industry B) Nuclear power plants C) Automobile industry D) Civil aviation

Nuclear power plants

Which among the following reservoirs produce the best crude oil? A) Young shallow B) Young deep C) Old shallow D) Old deep

Old deep

Which of the following contributes the most towards Municipal solid waste? A) Food and yard waste B) Paper and paper board C) Plastics D) Glass

Paper and paper board

Which hydrocarbons have straight or branched chains of carbon atoms? A) Paraffins B) Cycloparaffins C) Aromatics D) None of the above

Paraffins

A naturally occuring liquid fossil fuel resource containing a complex mixture of hydrocarbons is called A) Coal B) Natural gas C) Tar Sand D) Petroleum

Petroleum

Which fossil fuel contributes primarily to CO emission? A) Coal B) Petroleum C) Natural gas

Petroleum

Which among the following does not use a generator to produce electricity? A) Steam power plant B) Photovoltaic cells C) Hydroelectric power plant D) Nuclear power plant

Photovoltaic cells

Which of the following properties are not used in ranking of coal? A) Porosity B) Calorific value C) Volatile matter content D) None of the above

Porosity

What is the type of energy contained in the water stored behind a dam? A) Kinetic B) Electrical C) Potential D) Chemical

Potential

What is the type of energy that a body possesses by virtue of its physical position? A) Kinetic B) Potential C) Thermal D) Radiation

Potential

A watt is a unit of? A) Lighting B) Power C) Mass D) Energy

Power

What happens during compression in a refrigerator? A) Pressure decreases and Temperature increases B) Pressure increases and Temperature decreases C) Pressure decreases and Temperature decreases D) Pressure increases and Temperature increases

Pressure increases and Temperature increases

Which of the following recovery methods takes advantage of significant oil pressure in the reservoir? A) Primary B) Secondary C) Tertiary

Primary

Which of the following is a fissionable isotope made in a breeder reactor? A) U-238 B) Th-232 C) Pu-239 D) none of the above

Pu-239

How can passive energy be utilized? A) Put more windows on the sunny side of the house (south). B) Plant deciduous trees on the north side of the house. C) Put larger windows on the north side. D) Both B & C

Put more windows on the sunny side of the house (south).

Wavelength is used to classify what type of energy? A) Mechanical B) Chemical C) Nuclear D) Radiant

Radiant

In a light bulb, the useful energy output is in the form of __________ energy. A) Chemical B) Thermal / heat C) Radiation D) Mechanical

Radiation

Which of these do not require a medium in transferring heat? A) Radiation B) Convection C) Conduction

Radiation

Thorium has a mass number of 232 and atomic number of 90. If it undergoes alpha particle emission, the resulting nuclei will be A) Radium with mass number-229 and atomic number-91 B) Radium with mass number-228 and atomic number-88 C) Radium with mass number-232 and atomic number-90 D) Radium with mass number-232 and atomic number-91

Radium with mass number-228 and atomic number-88

Which contributes the most towards human radiation exposure? A) Radon B) Cosmic radiation C) Nuclear medicine D) Rocks and soils

Radon

Which place converts crude oil into useful products such as gasoline, fuel oil, waxes or asphalt? A) Refinery B) Drilling Rig C) Reservoir D) Mine

Refinery

Which of the following processes change the shape of a molecule? A) Reforming B) Cracking C) Distillation D) Coking

Reforming

What is the liquid that evaporates inside the refrigerator to "create" the cold temperature? A) Brine B) Water C) Coolant D) Refrigerant

Refrigerant

Which one of the following regions will have a high CDD or cooling degree days? A) Regions with high annual average temperatures. B) Regions with low annual average temperatures. C) Regions with moderate annual average temperatures. D) None of the above

Regions with high annual average temperatures.

The quantity of an energy source that is known to exist and that can be economically recovered is called? A) Supply B) Asset C) Resource D) Reserve

Reserve

The quantity of an energy source that is known to exist and that can be recovered economically is called A) Resource B) Reserve C) Supply D) Asset

Reserve

What does R-Value indicate? A) Resistance to wind B) Resistance to heat transfer C) Thickness D) Resistance to cooling

Resistance to heat transfer

Which of the following is not an energy crop? A) Poplars B) Willows C) Switchgrass D) Rice Straw

Rice Straw

Which of the following is not an advantage of using Natural Gas for space heating? A) Produces no ash and so is clean. B) Can be transported easily through pipelines C) Safe to use D) Both B & C

Safe to use

What is the hydrologic cycle driven by? A) Geothermal energy B) Solar energy C) mechanical energy D) hydro energy

Solar energy

Which of the following consumes most of energy in the commercial sector? A) Space Heating B) Lighting C) Water Heating D) Other

Space Heating

Which of the following is the largest energy consumer at home? A) Water heating B) Space Heating C) Television D) Lighting

Space Heating

Which is the largest portion of energy consumed by homes? A) Space heating B) Water heating C) Air conditioning D) Lighting & appliances

Space heating

What are the disadvantages of wind? A) Storage of energy B) nonrenewable C) high pollution D) all of the above

Storage of energy

The desired hydrocarbons in a diesel fuel are A) Straight chain hydrocarbons B) Branched hydrocarbons C) Aromatic hydrocarbons

Straight chain hydrocarbons

In northern hemisphere, house facing south get more solar radiation in winter because A) Sun rises in northeast and sets in northwest B) Sun rises in southeast and sets in northwest C) Sun rises in northeast and sets in southwest D) Sun rises in southeast and sets in southwest

Sun rises in southeast and sets in southwest

Which of the following is a product of thermal conversion of biomass? A) Biodiesel B) Ethanol C) Syngas D) None of the above

Syngas

What recovery method uses steam, chemicals or bugs? A) Primary B) Secondary C) Tertiary D) No relationship

Tertiary

Which of the following recovery methods for oil is the most expensive? A) Primary B) Secondary C) Tertiary

Tertiary

What is the Betz limit? A) The limit of how fast a turbine can spin B) The limit on the number of turbines the world can use C) The limit of how big a wind turbine can be D) The limit of the efficiency of the turbine

The limit of the efficiency of the turbine

A step down transformer is used to decrease high voltage from transmission lines to low voltage (110V) so it can be distributed to homes and businesses. A) True B) False

True

A wind vane is used to move the wind mill in the direction of the wind. A) True B) False

True

Active and Passive solar heating can be used to provide heat for our homes A) True B) False

True

Active solar heating involves the use of auxiliary power device to take advantage of sun's heat. A) True B) False

True

Addition of ethanol to gasoline reduces the amount of emissions from the fuel. A) True B) False

True

Air or water is pumped to collect and deliver the sun's heat inside the house during the process of active solar heating A) True B) False

True

Amount of CO and particulate matter emissions from biodiesel is less compared to petroleum diesel. A) True B) False

True

An ideal biomass cycle does not produce any net carbon emissions. A) True B) False

True

Atmospheric air at high temperatures can be a source for NOx emissions. A) True B) False

True

Atomic number is the number of protons in an atom. A) True B) False

True

Bagasse is an agricultural waste product obtained from sugarcane. A) True B) False

True

Beta decay results in increase of the atomic number by 1. A) True B) False

True

Beta decay results in the conversion of a neutron to proton in the nucleus. A) True B) False

True

Binary Geothermal Power Plants and Flash Steam Power Plants differ in the amounts of emissions they produce. A) True B) False

True

CO emission from automobiles is a function of speed. A) True B) False

True

CO emissions from automobiles are reduced with the help of catalytic converters. A) True B) False

True

Carbonization is the process of heating coal in the absence of air to produce coke. A) True B) False

True

Central distribution uses coal, nuclear, hydropower or gas powered plants to generate and transmit electricity over long distances. A) True B) False

True

Coal bed methane occurs in coal mines. A) True B) False

True

Concentrating sun's heat using tracking mirrors can produce much higher temperature than parabolic trough A) True B) False

True

Corn can be used to produce ethanol. A) True B) False

True

Distributed generation reduces the amount of energy lost in transmitting electricity, as electricity is produced very near to the place where it is used. A) True B) False

True

Economic feasibility and geological assurances are two important variables that differentiate resources and reserves. A) True B) False

True

Electric current is a measure of flow of electric charge. A) True B) False

True

Electrical energy is measured in terms of KWh A) True B) False

True

Electricity can be generated from fossil fuels. A) True B) False

True

Electricity can be generated using a magnetic field. A) True B) False

True

Electricity produced from a solar power plant can be used to meet peak load power requirements A) True B) False

True

Elements with shorter half-live times are more dangerous because they emit a lot of radiation in a very short period of time. A) True B) False

True

Energy can be converted from one form to another. A) True B) False

True

Energy crops are cultivated primarily for biomass production. A) True B) False

True

Energy is a property of matter that can be converted into work, heat or radiation. A) True B) False

True

Ethanol has a higher octane number than gasoline. A) True B) False

True

Flash point is the temperature at which the oil starts to ignite. A) True B) False

True

Fossil fuels are formed due to the interruption of the decay process in the carbon cycle. A) True B) False

True

Gamma ray emissions results in no change in mass number and atomic number. A) True B) False

True

Gamma rays can be emitted during radioactive decay. A) True B) False

True

Geothermal electricity generation has less than 5% of the CO2 emissions as coal fired generation. A) True B) False

True

Geothermal energy is energy contained below the Earth's surface. A) True B) False

True

Geothermal energy saves more on fuel costs compared to traditional energy. A) True B) False

True

Geothermal generates less carbon monoxide than coal power plants. A) True B) False

True

Geothermal heat pumps are more efficient than boilers to heat our homes. A) True B) False

True

Greenhouse gases absorb the infrared radiation from earth and re-emits in all direction to cause warming of the lower atmosphere. A) True B) False

True

Half-life is the time required for a radioactive material to decay to half its original quantity. A) True B) False

True

Heating value of coal increases with increase in the rank of coal A) True B) False

True

High heating value or gross calorific value is the amount of energy released by complete combustion of 1 lb of fuel. A) True B) False

True

High voltage transmission lines are used to carry electricity over long distances. A) True B) False

True

Hydroelectric schemes are an obstacle to fish migration A) True B) False

True

Hydrogen content in petroleum is far greater than in coal. A) True B) False

True

In a fluidized bed combustion, fine coal particles are "fluidized" and burnt using a jet of hot air. A) True B) False

True

In a nuclear power plant, nuclear reactions are used for converting water into steam. A) True B) False

True

In a pressurized water reactor, the water used in the steam generator never comes in contact with the nuclear reactor. A) True B) False

True

In a waste to energy plant, significant amounts of ash are produced. A) True B) False

True

In deep mining, coal seams are buried several hundred feet to 1000 ft. deep under the ground. A) True B) False

True

Inhalation of particulate matter pollutants results in respiratory diseases. A) True B) False

True

Kerogens are produced from algae, planktons and higher plants with the help of decomposition by bacteria. A) True B) False

True

Large sized coal pieces can be used during the Stoker combustion process. A) True B) False

True

Larger molecules tend to have a higher boiling point. A) True B) False

True

Lignite coal originated during Jurassic period A) True B) False

True

Lignite is the youngest ranked coal. A) True B) False

True

Most of the nuclear power reactors are in the eastern United States A) True B) False

True

NOx emission is responsible for acid rain. A) True B) False

True

NOx emission is the most difficult primary pollutant to control. A) True B) False

True

Natural background radiation contributes nearly 85% of our total annual exposure. A) True B) False

True

Natural gas is mainly transported in pipelines under high pressure. A) True B) False

True

Nuclear fusion requires an enormous amount of energy input to bring two positively charged nuclei together. A) True B) False

True

One barrel of oil (42 gallons) produces more than a barrel of products. A) True B) False

True

Particles about the size of wavelength of visible light (0.1 - 1 micron) are responsible for reduced visibility due to significant scattering of light. A) True B) False

True

Particles smaller than 2.5 micrometers are more dangerous for human health as they penetrate deeper into the lungs. A) True B) False

True

Particulate emission can be reduced by using electrostatic precipitators. A) True B) False

True

Passive home heating needs no external fuel or electricity. A) True B) False

True

Passive solar design takes advantage of bricks, stones and dark tiles inside the house to absorb and trap heat A) True B) False

True

Petroleum contains lesser amount of oxygen atoms than coal does. A) True B) False

True

Pour point is the temperature at which the oil starts to flow. A) True B) False

True

Pumped Storage is non-renewable. A) True B) False

True

Pyrolysis is the process of heating biomass in the absence of air. A) True B) False

True

Radioactivity is the process of emission of radiation from unstable nuclei to gain stability A) True B) False

True

Recreation is the main purpose of US dams A) True B) False

True

SO2 contributes significantly to particulate emissions. A) True B) False

True

SO2 contributes significantly to the formation of acid rain. A) True B) False

True

Scattering of light by particles leads to decrease in visibility. A) True B) False

True

Smaller molecules tend to have lower viscosity A) True B) False

True

Solar cell consists of a junction of p-type and n-type semiconductor A) True B) False

True

Solar cells directly converts solar energy into electricity A) True B) False

True

Solar energy can be used to provide space heating and electricity A) True B) False

True

Solar power plant collects and concentrates energy from the sun to generate steam A) True B) False

True

Stoker combustion limits the rate of heating of particle to 1 C/sec. A) True B) False

True

Surface mining requires the removal of top soil and layers of rock to expose beds of coal. A) True B) False

True

Syngas can be produced from biomass by reaction with steam. A) True B) False

True

The Three Mile Island reactor was a pressurized water reactor. A) True B) False

True

The United states consumes double the amount of oil that it produces. A) True B) False

True

The amount of ash content is an important parameter in determining the quality of biomass fuel A) True B) False

True

The binding energy of an atom is the amount of energy required to break up its nucleus into individual components. A) True B) False

True

The higher the wind velocity, the higher will be the power output. A) True B) False

True

The production of ethanol and biodiesel in United States is increasing. A) True B) False

True

The starting point of the formation of fossil fuels is the transformation of decaying organic matter to kerogen. A) True B) False

True

The sun's peak position (zenith) is lower during winter and much higher during summer A) True B) False

True

The sweetening process removes H2S. A) True B) False

True

The transportation sector is the main source for CO emission. A) True B) False

True

Thermal NOx is mainly formed due to the combustion of atmospheric nitrogen at temperatures greater than 1000 C. A) True B) False

True

Transesterification is the process used to convert vegetable oil to biodiesel. A) True B) False

True

U-238 and Th-232 are considered "fertile" because they can be used to produce fissionable isotopes. A) True B) False

True

Viscosity, density and odor are properties that are all related to the geological history of crude oil. A) True B) False

True

Waste to energy plants require removal of all toxic vapors using flue gas scrubbing to prevent air pollution. A) True B) False

True

Wet natural gas contains other hydrocarbons. A) True B) False

True

When sunlight strikes a solar cell, light of certain wavelength will knock out electrons from semiconductor, thereby producing electric current A) True B) False

True

Wind is caused by the uneven heating of the earth's atmosphere. A) True B) False

True

Wind turbine converts the kinetic energy of air into mechanical energy through the rotation of blades. A) True B) False

True

Work can be converted to heat or thermal energy. A) True B) False

True

Which of the following is not radioactive? A) U-238 B) U-235 C) Pu-239 D) U-232

U-238

Which country produced the most wind energy in the world in 2008? A) US B) Canada C) Germany D) China E) Italy

USA

Which of the following is not a passive solar design for residential heating A) House facing south B) Planting deciduous trees on south side C) Use of fans or pumps to deliver heat D) Roof overhangs

Use of fans or pumps to deliver heat

Which among the following is a secondary pollutant? A) CO B) Acid rain C) SO2 D) CO2

Acid rain

What is the best way to cut home heating or cooling bills? A) Close Windows B) Put up Curtains C) Add Insulation D) Move to a Warmer Climate

Add Insulation

Biomass can be used to meet which energy demands? A) Electricity B) Heat C) Transportation fuels D) All of the above

All of the above

How can energy usage due to water heating be minimized? A) By turning the water heater thermostat temperature down B) By taking a shower instead of a dip in bath tub C) By not using running water while brushing your teeth D) All of the above

All of the above

How do you increase the octane rating of a fuel? A) Add branched chain hydrocarbons B) Add aromatics C) Add antiknocking agents D) All of the above

All of the above

How does CO affect human health? A) By impairing visibility B) Affecting Central Nervous system C) Heart attack D) All of the above

All of the above

Kerogen formed from algae or plankton is derived from A) Fats B) Oils C) Waxes D) All of the above

All of the above

Oil Reservoirs are usually found in places that have A) Anticlines B) Faults C) Salt Plugs D) All of the above

All of the above

Sources for particulate matter are A) Construction sites B) Smoke stacks C) Reaction of SO2 and NOx emitted from power plants and automobiles in atmosphere D) All of the above

All of the above

Sulfur emissions can be controlled by A) Washing the coal thoroughly before it is burned B) Remove during combustion using fluidized bed combustion process C) remove after combustion using scrubbers D) All of the above

All of the above

Volatile organic compounds contribute to A) Formation of photochemical smog B) Formation of greenhouse gases C) It is carcinogenic D) All of the above

All of the above

What are the major refining processes? A) Distillation B) Cracking C) Reforming D) All of the above

All of the above

What happened in the Three Mile Island incident? A) A valve was closed preventing water from reaching the steam generator B) Partial meltdown occurred C) Low pressure and high temperature in the reactor boiled the water D) All of the above

All of the above

What is necessary for the fossil fuel formation? A) Temperature B) Pressure C) Time D) All of the above

All of the above

What is the main function of a refinery? A) Separate different components of crude oil B) Make new materials and fuels by chemical processing C) Make products environmentally acceptable D) All of the above

All of the above

What is true about the Chernobyl incident? A) A complete meltdown occurred B) Graphite rods caught fire C) 31 people were killed D) All of the above

All of the above

When is natural gas called 'dry'? A) after removal of liquid HCs B) after removal of water C) after Sweetening D) All of the above

All of the above

Which among the following variables is/are used for biomass classification? A) Moisture content B) Silica content C) Calorific value D) All of the above

All of the above

Which is/are major challenges that needs to be overcome to start a nuclear fusion reaction? A) Heating the mixture to a very high temperature B) Compressing the mixture to a very high density C) Keeping the reaction mixtures together for a considerable amount of time D) All of the above

All of the above

Which of the following act as source for CO emissions? A) Cold start in automobile engines B) Household heating C) Cigarette smoking D) All of the above

All of the above

Which of the following are components of a nuclear reactor? A) Fuel Rods B) Control Rods C) Moderator D) All of the above

All of the above

Which of the following are examples of baghouse filters? A) Reverse-gas B) Pulse-jet C) Shake-deflate D) All of the above

All of the above

Which of the following contributes to the formation of kerogen? A) Algae B) Micro-organisms C) Trees D) All of the above

All of the above

Which of the following is an energy recovery methodology adopted to process municipal solid waste? A) Landfill gas recovery B) Combustion and cogeneration C) Pyrolysis D) All of the above

All of the above

Which of the following is not a biomass? A) Bagasse B) Corn Fiber C) Timber slash D) Municipal waste E) All of the above

All of the above

Which of the following is used as moderator in a nuclear power plant? A) Water B) Deuterated water C) Graphite D) All of the above

All of the above

Which of the following is/are disadvantages of generating power from solar energy A) Capital cost is high B) Large area of land is required C) Energy storage device is required D) All of the above

All of the above

Which of the following radiant energy can be seen by the human eye? A) Infrared B) Visible C) Ultraviolet D) All of the above

Visible

Electric power is measured as A) Velocity multiplied by time B) Velocity multiplied by current C) Voltage multiplied by current D) None of the above

Voltage multiplied by current

What is used as a moderator in US Nuclear reactors? A) Water B) Deuterated water C) Steam D) Graphite

Water

Which of the following media is used in secondary recovery method? A) Water B) Air C) Steam D) Oil

Water

Which of the following is a unit of power? A) Kilograms B) Grams C) Newton D) Watt

Watt

Which of the following is not a unit of energy? A) Calories B) Watts C) BTUs D) Joules

Watts

Which of the following is the biggest factor in home heating and cooling? A) Size of House B) Weather C) Elevation D) Location

Weather

In the US, we rely less on energy from ____________ than in earlier decades? A) Natural gas B) Wood C) Nuclear D) Petroleum

Wood

Switch grass is a good source of biomass because A) it grows quickly B) it has low moisture content C) does not require fertilizers or pesticides D) all of the above

all of the above

Which of the following are advantages of wind? A) domestic energy B) no air emissions C) no fuel D) all of the above

all of the above

Which of the following is a disadvantage of hydropower? A) catastrophic failure B) disruption of natural flow C) alter habitat D) all of the above

all of the above

Which of the following is true about solar energy conversion? A) converts solar energy to useful heat B) can be used to produce electricity C) It is non-polluting D) all of the above

all of the above

Which of the following is a major disadvantage of using solar energy A) all of the above B) backup heating is necessary C) consumes lot of water D) causes air pollution

backup heating is necessary

Which one of the following lighting devices consumes the lowest amount of energy? A) incandescent bulb B) compact fluorescent bulb C) halogen bulb

compact fluorescent bulb

Which is a major problem with nuclear power plants? A) causes lot of pollution B) disposal of radioactive waste C) It gets very hot. D) can lead to a uncontrolled nuclear reaction and cause explosion

disposal of radioactive waste

A nuclear reactor is said to be operating in "critical" condition, if A) fission occurs at a constant rate B) fission occurs at a decreasing rate C) fission occurs at increasing rate D) it is ready to explode

fission occurs at a constant rate

A Nuclear reactor is said to be operating in "subcritical" condition, if A) fission occurs at a constant rate B) fission occurs at a decreasing rate C) fission occurs at increasing rate D) none of the above

fission occurs at a decreasing rate

A Nuclear reactor is said to be operating in "supercritical" condition, if A) fission occurs at a constant rate B) fission occurs at a decreasing rate C) fission occurs at increasing rate D) all of the above

fission occurs at increasing rate

What does a heat pump use the ground as in the winter? A) water site B) heat source C) heat sink D) thermostat

heat source

Which of the following is the reason the fluid "flashes"? A) high pressure to low pressure B) low pressure to high pressure C) high temperature to low temperature D) low temperature to high temperature

high pressure to low pressure

What happens to its temperature when a gas is compressed? A) remains the same B) decreases C) can either increase or decrease D) increases

increases

What happens to the r-value of the insulation if the thickness increases? A) remains same B) decreases C) R-value is independent of thickness of insulation D) increases

increases

75% of the coal powders used in pulverized coal combustion process are A) less than 200 microns in size B) less than 75 microns in size C) less than 500 microns in size D) less than 1 mm in size

less than 75 microns in size

What does a higher octane number signify? A) lesser likelihood of knocking B) higher likelihood of knocking C) location of place where the fuel comes from D) Age of the fuel

lesser likelihood of knocking

Radioactive decay due to alpha particle emission results in A) loss of two protons and two neutrons B) loss of one proton and three neutrons C) loss of three proton and one neutron D) None of the above

loss of two protons and two neutrons

Crude oil recovered from deep oil reservoirs tend to have A) low sulfur content B) high sulfur content C) larger hydrocarbon chains D) higher viscosity

low sulfur content

Viscosity of a lubricating oil should be A) higher B) lower C) moderate D) no relevance

lower

What is molten underground rock is known as? A) lava B) magma C) brick D) limestone

magma

Radioactive decay due to alpha particle emission reduces A) mass number by 2 and atomic number by 1 B) mass number by 4 and atomic number by 2 C) mass number by 2 and atomic number by 2 D) none of the above

mass number by 4 and atomic number by 2

Mercaptans are added to give A) natural gas a color B) natural gas an odor C) natural gas a taste

natural gas an odor

Potential biomass crops should not A) grow quickly B) need high maintenance C) have low moisture content D) none of the above

need high maintenance

Which is not an advantage of hydropower? A) clean B) cheap C) renewable D) nonaltering to habitat

nonaltering to habitat

Insulating drapes A) prevents heat loss if they are open in the morning and closed in the night during winter B) prevents heat loss if they are closed in the morning and are opened in the night during winter C) prevents heat gain if they are open in the morning and closed at night in summer D) none of the above

prevents heat loss if they are open in the morning and closed in the night during winter

Which form of hydro power accesses previously used energy? A) run of river B) impoundment C) diversion D) pumped storage

pumped storage

The function of a moderator in a nuclear reactor is to A) absorb the neutrons B) slow down the neutrons C) dissipate heat D) all of the above

slow down the neutrons

Which of these cannot increase the efficiency of a wind mill ? A) smaller rotors B) advanced aerodynamic blades C) variable speed drives D) taller towers

smaller rotors

Work done is measured as A) the distance an object was moved B) the push or force applied to something C) the force against an object times the distance it moved D) the force against an object divided by the distance the object moved

the force against an object times the distance it moved

What is wind caused by? A) the pull of the moon B) uneven heating of the Earth's atmosphere C) birds flapping wings D) tide patterns

uneven heating of the Earth's atmosphere

What is the most sensitive variable in calculating wind energy? A) density of air B) velocity of the air C) length of turbine blade D) area

velocity of the air

A breeder reactor produces new fissionable material at a faster rate than it consumes such material. A) True B) False

True

A generator works on the principle of electromagnetic induction. A) True B) False

True

A nuclear chain reaction occurs due to faster rate of production of neutrons as compared to their consumption. A) True B) False

True

A penstock carries water to a turbine. A) True B) False

True

Which coal has the highest fixed carbon content? A) Lignite B) Subbituminous C) Bituminous D) Anthracite

Anthracite

Which hydrocarbons have benzene and rings of benzene? A) Paraffins B) Cycloparaffins C) Aromatics D) None of the above

Aromatics

In a DAF basis analysis, which of the following properties are excluded A) Moisture and volatile matter B) Ash and moisture C) Moisture and carbon D) Ash and carbon

Ash and moisture

Which energy conversion device typically has the lowest energy efficiency? A) Home oil furnace B) Steam boiler C) Automobile engine D) Electric motor

Automobile engine

In a car, the non-useful, waste energy output is in the form of __________ energy. A) Mechanical B) Radiation C) Chemical D) Thermal / heat

Thermal / heat

In a light bulb, the non-useful, waste energy output is in the form of __________ energy. A) Thermal / heat B) Radiation C) Chemical D) Mechanical

Thermal / heat

NOx emission from combustion of natural gas is primarily due to A) Thermal NOx B) Fuel NOx C) Prompt NOx D) does not contribute to emission

Thermal NOx

What is the energy conversion that takes place in a turbine in a power plant? A) Mechanical energy to electricity B) Chemical energy to Thermal energy C) Thermal energy to mechanical energy D) Thermal energy to electricity

Thermal energy to mechanical energy

What is the problem with aromatics in the petroleum industry? A) Cannot be used for gasoline B) Cannot be used in diesel C) They are carcinogenic

They are carcinogenic

What is doubling time? A) A measure of radioactive decay B) Time during which the initial quantity increases by a factor of two C) Time it takes for a radioactive sample to decrease to half the original mass D) Radioactivity

Time during which the initial quantity increases by a factor of two

Which one of the following is not a mode of heat transfer? A) Conduction B) Convection C) Radiation D) Translation

Translation

Which sector is the largest consumer of energy? A) Industry and Manufacturing B) Transportation C) Commercial D) Residential

Transportation

Which sector of the US economy uses energy the least efficiently? A) Industry and manufacturing B) Transportation C) Commercial D) Residential

Transportation

A Cogeneration power plant generates both electric power and useful thermal energy from the same fuel source. A) True B) False

True