Answers & Rationales)
,Coverage: NEC Article 625, UL 2202/2231, SAE J1772 Standards,
Load Calculations, Installation Safety, and Code Compliance.
1. What was the first mass-produced hybrid electric vehicle?
a. GM EV-1
b. Honda Insight Hybrid
c. Tesla Model 3
d. Toyota Prius
✅ Answer: d. Toyota Prius
Rationale: The Toyota Prius, launched in 1997 in Japan, was the first mass-produced hybrid
vehicle.
2. What improvements in technology have increased interest in EVs?
a. Charging stations specific to each type of vehicle
b. High cost and poor public awareness
c. Improved range, power, and lighter batteries
d. None of the above
✅ Answer: c. Improved range, power, and lighter batteries
Rationale: Advances in battery technology and efficiency have made EVs more practical and
desirable.
3. What best describes early EVs?
a. Loud and difficult to steer
b. Oily, noisy, and hard to start
c. Quiet, easy to start, and mechanically simple
d. Very unreliable
✅ Answer: c. Quiet, easy to start, and mechanically simple
Rationale: Early electric cars were appreciated for their simplicity and smooth operation.
, 4. Which of the following is not a category of electric vehicles?
a. BEV
b. HEV
c. ICE
d. PHEV
✅ Answer: c. ICE
Rationale: Internal Combustion Engine (ICE) vehicles are not electric-powered.
5. What category of EV has been available to consumers the longest?
a. BEV
b. HEV
c. PHEV
d. All of the above
✅ Answer: b. HEV
Rationale: Hybrid Electric Vehicles have been on the market since the late 1990s.
6. Which describes a plug-in hybrid that switches to ICE when the battery is low?
a. BEV
b. PHEV
c. All EVs have this capability
d. None
✅ Answer: b. PHEV
Rationale: Plug-in hybrids operate on battery power until depleted, then use a gas engine for
extended range.
7. Regenerative braking is best described as:
a. An energy recovery system
b. Not reliable as a braking method
c. Obsolete 1990s tech
d. Turns electrical energy to kinetic energy
✅ Answer: a. An energy recovery system
Rationale: Regenerative braking converts kinetic energy back into stored electrical energy.
8. Which describes a drivetrain where power comes from two sources at once?
a. Full electric drive
b. Parallel hybrid drive
c. Series hybrid drive
d. 3-phase series drive