Exam 36: Electric Vehicles
Mitsubishi calls its battery pack the Energy Storage System (ESS).
False
Which of the following CANNOT be used as a source for the production of hydrogen?
C
List the ten precautions to follow on a BEV during recharging
1)Make sure the gear selector is in the park position and the parking brake is applied before charging.
2)Before charging, make sure the motor switch is off and the key is removed.
3)To avoid getting an electric shock, never operate the charger with wet hands.
4)Avoid charging under high temperatures or direct sunlight.
5)Never touch the terminals of the conductive terminals on the vehicle or coupler; you may get an electric shock.
6)Do not modify the charge coupler.
7)The charge coupler should be firmly installed without any tension on the cable.
8)If the charge coupler is damaged, repair or replace it as soon as possible.
9)Make sure water, dirt, or other foreign objects do not enter the charge port on the vehicle.
10)D o not disconnect the charge coupler until the batteries are fully charged, unless it is necessary to prematurely stop charging.
Which of the following statements about fuel cells is NOT true?
The component that changes the molecular structure of hydrocarbons into hydrogen-rich gas is called a(n)___________.
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?
What basic factors affect the required time to recharge the battery pack in a BEV?
In a PEM, the electrolyte is a polymer membrane, called the proton exchange membrane.
Why is water purity so important for the effectiveness of a PEM fuel cell?
While discussing an illuminated Malfunction Indicator Light (MIL)on the instrument panel of a BEV: Technician A says diagnosis of BEV concerns are much more difficult than diagnosing concerns on a conventional vehicle because there are more components. . Technician B says faults held in the computer's memory can be retrieved as DTCs. Who is correct?
A gasoline engine provides more torque at lower speeds than an electric motor.
The compressed hydrogen used in FCEVs (fuel cell electric vehicle)is stored at approximately ______ psi.
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?
Fuel cell electric vehicles are also electrically powered low-emission vehicles.
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?
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