Electrician National Electrical Code (NEC)

Question 1

According to the NEC, what is the minimum burial depth for rigid metal conduit (RMC) under a residential driveway?

Accepted Answer

12 inches

Answer

6 inches

Answer

18 inches

Answer

24 inches

Question 2

What NEC article covers general requirements for wiring methods?

Accepted Answer

Article 300

Answer

Article 100

Answer

Article 200

Answer

Article 400

Question 3

Per the NEC, GFCI protection is required for all 125-volt, single-phase, 15- and 20-ampere receptacles in which location?

Accepted Answer

Bathrooms

Answer

Living rooms

Answer

Bedrooms

Answer

Hallways

Question 4

What is the maximum number of current-carrying conductors permitted in a single conduit before derating is required under the NEC?

Accepted Answer

3

Answer

2

Answer

4

Answer

6

Question 5

According to the NEC, what color must the grounded (neutral) conductor be identified as?

Accepted Answer

White or gray

Answer

Green

Answer

Bare copper

Answer

Black

Question 6

What NEC article governs the installation of electric vehicle charging systems?

Accepted Answer

Article 625

Answer

Article 410

Answer

Article 422

Answer

Article 700