Quiz & Answers about Electric Vehicles
Based on the 2011 NEC

Here are the answers to yesterday’s quiz.

Q1. Article 625 covers conductors and equipment external to an electric vehicle that connect an electric vehicle to a supply of electricity, and the installation of equipment and devices related to electric vehicle charging.
(A) True
(B) False

A1. (A) True
625.1 Scope

 

Q2. An automotive-type vehicle for on-road use, such as _____ primarily powered by an electric motor is known as an electric vehicle.
(A) passenger automobiles,
(B) buses, trucks, vans,
(C) neighborhood electric vehicles, and electric motorcycles
(D) All of these

A2. (D) All of these
625.2 Definitions, Electric Vehicle

 

Q3. Off-road, self-propelled electric vehicles, such as _____ are not considered an electric vehicle.
(A) industrial trucks, hoists, lifts
(B) golf carts, airline ground support equipment
(C) tractors, boats
(D) All of these

A3. (D) All of these
625.2 Definitions, Electric Vehicle

 

Q4. A device that, by insertion into an electric vehicle inlet, establishes an electrical connection to the electric vehicle for the purpose of power transfer and information exchange is known as an electric vehicle _____.
(A) coupler
(B) connector
(C) inlet
(D) Any of these

A4. (B) connector
625.2 Definitions, Electric Vehicle Connector

 

Q5. The device on the electric vehicle into which the electric vehicle connector is inserted for power transfer and information exchange is known as an electric vehicle _____.
(A) coupler
(B) connector
(C) inlet
(D) Any of these

A5. (C) inlet              
625.2 Definitions, Electric Vehicle Inlet

 

Q6. The electric vehicle inlet is considered to be part of the electric vehicle supply equipment.
(A) True
(B) False

A6. (B) False
625.2 Definitions, Electric Vehicle Inlet

 

Q7. The conductors and electric vehicle connectors, _____ installed specifically for the purpose of transferring energy between the premises wiring and the electric vehicle.
(A) attachment plugs
(B) fittings
(C) power outlets
(D) Any of these

A7. (D) All of these
625.2 Definitions, Electric Vehicle Supply Equipment

 

Q8. A _____ provides protection against electric shock of personnel for electric vehicles.
(A) GFCI device
(B) GFP device
(C) AFCI device
(D) Personnel Protection System

A8. (D) Personnel Protection System
625.2 Definitions, Personnel Protection System

 

Q9. Electrical materials, devices, fittings, and associated equipment of electric vehicle equipment shall be _____.
(A) listed
(B) labeled
(C) identified
(D) listed or labeled

A9. (D) listed or labeled
625.5 Listed or Labeled

 

Q10. Electric vehicle supply equipment rated at 125 volts, single phase, 15 or 20 amperes can be cord-and-plugconnected. All other electric vehicle supply equipment shall be permanently connected and fastened in place.
(A) not over 20A
(B) not over 30A
(C) not over 60A
(D) not over 80A

A10. (A) not over 20A
625.13 Electric Vehicle Supply Equipment

 

Q11.Where ventilation marking is not required, the electric vehicle supply equipment shall be clearly field marked, that “ventilation is not required.”
(A) True
(B) False

A11. (B) False
625.15(B) Ventilation Not Required

 

Q12. Where ventilation marking is required, the electric vehicle supply equipment shall be clearly field marked, that “ventilation is required.”
(A) True
(B) False

A12. (B) False
625.15(C) Ventilation Required

 

Q13. Conductors that supplying electric vehicle supply equipment shall have a rating of not less than 125 percent of the maximum load of the electric vehicle supply equipment.
(A) True
(B) False

A13. (A) True
625.21 Overcurrent Protection

 

Q14. Electric vehicle supply equipment rated more than _____ must have a disconnecting means installed in a readily accessible location that is capable of being locked in the open position.
(A) over 20A
(B) over 30A
(C) over 60A
(D) over 80A

A14. (C) over 60A
625.23 Disconnecting Means

 

Q15. Where electric vehicle supply equipment is located indoors, it shall permit direct connection to the electric vehicle.
(A) True
(B) False

A15. (A) True
625.29(A) Indoor Location

 

Q16. The _____ of electric vehicle supply equipment located indoors shall be located not less than 18 in. and not more than 4 ft above the floor level.
(A) attachment plugs
(B) fittings
(C) power outlets
(D) coupling

A16. (D) coupling
625.29(B) Indoor Coupling Height

 

Q17. Electric vehicle supply equipment _____  as suitable for charging electric vehicles indoors without ventilation is permitted indoors for nonvented storage batteries.
(A) listed
(B) labeled
(C) identified
(D) listed or labeled

A17. (D) listed or labeled
625.29(C) Indoor Ventilation Not Required

 

Q18. Where the electric vehicle supply equipment located indoor are listed or labeled as suitable for charging electric vehicles with ventilation, mechanical ventilation shall include permanently installed supply and exhaust equipment located to intake from inside the building and vent outdoors.
(A) True
(B) False

A18. (B) False
625.29(D) Indoor Ventilation Required

 

Q19. The electric vehicle supply equipment located outdoors shall be located to permit direct connection to the electric vehicle.
(A) True
(B) False

A19. (A) True
625.30(B) Outdoor Connection

 

Q20. Unless listed for the purpose and location, the _____ of electric vehicle supply equipment shall be stored or located at a height of not less than 24 in. and not more than 4 ft above the parking surface.
(A) attachment plugs
(B) fittings
(C) power outlets
(D) coupling

A20. (D) coupling
625.30(B) Outdoor Coupling Height

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