Licensed Electrical Contractor NEC Code Requirements 3

Question 1

AFCI (Arc-Fault Circuit Interrupter) protection is required by the NEC in:

Accepted Answer

Kitchens and dining rooms, bedrooms, living areas

Answer

Bathrooms only

Answer

Garages only

Answer

Commercial buildings only

Question 2

The minimum working space clearance in front of an electrical panel (600V or less) is:

Accepted Answer

36 inches

Answer

24 inches

Answer

30 inches

Answer

48 inches

Question 3

The maximum overcurrent protection for a #14 AWG copper conductor is:

Accepted Answer

15 amps

Answer

20 amps

Answer

25 amps

Answer

30 amps

Question 4

Grounding and bonding are different because:

Accepted Answer

Grounding connects to earth; bonding connects metal parts together

Answer

They're the same thing

Answer

Bonding connects to earth; grounding connects parts together

Answer

Neither is required by the NEC

Question 5

NEC wire color coding requires the grounded (neutral) conductor to be:

Accepted Answer

White or gray

Answer

Green

Answer

Black

Answer

Red

Question 6

The NEC requires tamper-resistant receptacles in:

Accepted Answer

All 15- and 20-amp, 125V receptacles in dwelling units

Answer

Only in childcare facilities

Answer

Only kitchen outlets

Answer

Only outdoor outlets