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Which of the statements about hydrogen is NOT true?


A) A hydrogen atom is one proton and two electrons.
B) Hydrogen contains more energy per weight than any other fuel.
C) Fossil fuels are combinations of carbon and hydrogen.
D) Hydrogen is produced in a fuel cell when water is broken down into its basic elements.

E) B) and D)
F) All of the above

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A fuel cell produces electricity through electrolysis.

A) True
B) False

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While discussing charger connections: Technician A says nearly all BEVs currently sold in North America have an AVCON connector. Technician B says the connector currently used for DC fast charging on the Nissan Leaf and Mitsubishi i vehicles is based on the CHAdeMO standard. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) B) and C)
F) All of the above

Correct Answer

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Technician A says with Conductive charging there is no metal-to-metal contact between the charge paddle and the charge port of the vehicle. Technician B says Inductive charging takes place by making a connection between the charging connector and the charge port. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) None of the above
F) All of the above

Correct Answer

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The Tesla Roadster uses Nickel-metal hydride batteries.

A) True
B) False

Correct Answer

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Why are carbon dioxide emissions a concern?

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Carbon dioxide in the atmosphe...

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While discussing hydrogen: Technician A says that a hydrogen atom has one proton and two electrons. Technician B says that hydrogen is produced in a fuel cell when water is broken down into its basic elements. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) B) and D)
F) C) and D)

Correct Answer

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Technician A says a motor converts electrical energy into mechanical energy. Technician B says an engine converts chemical energy into mechanical energy. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) B) and C)
F) A) and D)

Correct Answer

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Fuel cell electric vehicles are also electrically powered low-emission vehicles.

A) True
B) False

Correct Answer

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Most EVs the motor increases torque so there in no need for a _____________.

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Explain what the ratings of kilowatts and kilowatt hours mean.

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Kilowatt (kW) is the internati...

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A PEM fuel cell needs to operate at very high temperatures.

A) True
B) False

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Most production BEVs use _______________type motors.

Correct Answer

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While discussing inductive charging: Technician A says most current BEVs use this system because it is safe. Technician B says this method requires that a weatherproof paddle be inserted into the vehicle's charge port. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) A) and B)
F) None of the above

Correct Answer

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A fuel cell converts fuel into electricity.

A) True
B) False

Correct Answer

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The Nissan Leaf is a true ZEV with zero tailpipe emissions.

A) True
B) False

Correct Answer

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While discussing diagnosis of the control system of a BEV: Technician A begins by checking the voltage of the auxiliary battery. Technician B inspects all fuses, fusible links, wiring harness, connectors, and ground in the low-voltage circuit. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) B) and D)
F) None of the above

Correct Answer

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Which of the following CANNOT be used as a source for the production of hydrogen?


A) Gasoline
B) Methanol
C) Carbon dioxide
D) Natural gas

E) None of the above
F) C) and D)

Correct Answer

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There are two basic ways a BEV is connected to an external source of electricity for charging: conductive and inductive. What is the difference between the two?

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Inductive charging transfers electricity...

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Technician A says that gasoline can be used as a source of hydrogen for a fuel cell. Technician B says that carbon dioxide can be used as a source of hydrogen for a fuel cell. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

E) None of the above
F) A) and B)

Correct Answer

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