3. Technician A says that polymer electrolyte fuel cells (PEFCs) can use hydrogen as fuel. Technician B says that proton exchange membrane (PEM) fuel cells can use hydrogen as fuel. Which technician is correct?
A. Technician B only
B. Technician A only
C. Both Technician A and Technician B
D. Neither Technician A nor Technician B
14. If the 12-volt auxiliary battery of a hybrid vehicle is located under the hood it's most likely a/an _______ battery.
A. NiCad
B. AGM
C. flooded
D. gel-cell
15. Two technicians are describing a hybrid electric vehicle. Technician A says that most hybrid vehicles use two different methods of propulsion. Technician B says that most hybrid electric vehicles use both an internal combustion engine and an electric motor to propel the vehicle. Which technician is correct?
A. Technician B only
B. Both Technician A and Technician B
C. Neither Technician A nor Technician B
D. Technician A only
16. How is the high-voltage battery in a plug-in hybrid electric vehicle (PHEV) most efficiently charged?
A. It's charged by operating the ICE at idle after returning from a trip.
B. The ICE turns the motor/generator to fully charge the HV battery.
C. It can be charged to full capacity only by using a specialized high-voltage charger at the dealer.
D. It's plugged into an external charging station or electrical outlet.
17. How often should lineman's gloves be inspected by a qualified testing lab?
A. Weekly
B. Every six months
C. Yearly
D. Every two months
18. Which of the following conduit colors does not indicate a high-voltage cable?
A. Black
B. Blue
C. Orange
D. Yellow
19. On a hybrid electric vehicle that uses a start button instead of an ignition key, what precaution should be taken when de-powering the vehicle?
A. Make sure the key fob is at least 15 feet away from the vehicle.
B. Make sure the key fob is outside the vehicle.
C. Make sure the key fob is locked in a box in the trunk.
D. No special precautions are needed.
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