PC Electrical Codes & Standards 2

Question 1

Under NEC Article 230, what is the maximum number of service disconnects permitted for a single building?

Accepted Answer

6

Answer

2

Answer

4

Answer

8

Question 2

What NEC article governs branch circuits?

Accepted Answer

Article 210

Answer

Article 200

Answer

Article 220

Answer

Article 230

Question 3

Per NEC 210.52, how many small appliance branch circuits are required in a kitchen?

Accepted Answer

Two 20A circuits

Answer

One 15A circuit

Answer

One 20A circuit

Answer

Three 15A circuits

Question 4

Which NEC article covers grounding and bonding?

Accepted Answer

Article 250

Answer

Article 230

Answer

Article 240

Answer

Article 260

Question 5

What is the minimum headroom required in electrical equipment working spaces per NEC 110.26?

Accepted Answer

6 feet

Answer

5.5 feet

Answer

6.5 feet

Answer

7 feet

Question 6

Per NEC 300.5, what is the minimum burial depth for residential 120V, 20A circuits in rigid metal conduit (RMC)?

Accepted Answer

6 inches

Answer

12 inches

Answer

18 inches

Answer

24 inches

Question 7

Which NFPA standard specifically addresses electrical safety in the workplace?

Accepted Answer

NFPA 70E

Answer

NFPA 101

Answer

NFPA 70B

Answer

NFPA 72