CEI Residential Electrical Inspection 2

Question 1

What is the minimum required height for a wall-mounted outdoor receptacle cover plate when the cover is in the closed position on a residential dwelling?

Accepted Answer

12 inches above grade

Answer

NEC 210.52(F) requires outdoor receptacles to be readily accessible, and covers must be rated in-use (weatherproof) when in use; however, local amendments often require a minimum of 12 inches above finished grade.

Question 2

Under NEC 210.12, which of the following circuits in a newly constructed home does NOT require AFCI protection?

Accepted Answer

Bathroom receptacle circuit

Answer

NEC 210.12 requires AFCI protection for all 120V, 15/20A branch circuits in dwelling units except bathrooms, which instead require GFCI protection under 210.8(A)(1).

Question 3

An inspector finds a junction box in an attic covered with insulation and no cover plate installed. What is the primary code violation?

Accepted Answer

All junction boxes must remain accessible with a cover

Answer

NEC 314.29 requires all boxes to be accessible without removing any part of the building, and NEC 314.28 requires covers on all junction boxes.

Question 4

What is the maximum length of a flexible cord permitted to connect a permanently installed dishwasher to an outlet under NEC 422.16(B)(2)?

Accepted Answer

6 feet

Answer

NEC 422.16(B)(2) permits dishwashers to be cord-and-plug connected with a cord no longer than 6 feet and no shorter than 3 feet.

Question 5

During a residential inspection, a smoke alarm is found installed on a wall 18 inches below the ceiling. Is this compliant with NFPA 72?

Accepted Answer

No, wall alarms must be within 4 to 12 inches from the ceiling

Answer

NFPA 72 requires wall-mounted smoke alarms to be installed with the top of the alarm between 4 and 12 inches from the ceiling.

(CEI) Certified Electrical Inspector Practice Test

(CEI) Certified Electrical Inspector Practice Test

CEI Residential Electrical Inspection 2