Journeyman Electrician’s Exam Journeyman Electrician's Lighting and Luminaires

Question 1

According to NEC 410.16(C), which type of luminaire is PROHIBITED in clothes closets?

Accepted Answer

Surface-mounted incandescent luminaire

Answer

NEC 410.16(C) prohibits surface-mounted incandescent luminaires in clothes closets because the exposed heated lamp surface poses a fire hazard near stored clothing and textiles.

Question 2

What minimum clearance must be maintained between a surface-mounted fluorescent luminaire and the nearest point of a clothes closet storage space?

Accepted Answer

12 inches

Answer

NEC 410.16(C)(2) requires surface-mounted fluorescent luminaires in clothes closets to maintain a minimum 12-inch clearance from the defined storage space to reduce fire risk.

Question 3

A luminaire installed where it will be directly exposed to rain must be listed for:

Accepted Answer

Wet locations

Answer

NEC 410.10(A) requires that luminaires exposed to weather or rain be listed specifically for wet locations and constructed so that water cannot enter or accumulate in electrical components.

Question 4

The maximum wattage lamp installed in a luminaire must not exceed:

Accepted Answer

The wattage marked on the luminaire

Answer

NEC 410.130(A) requires that lamps used in a luminaire shall not exceed the maximum wattage marked on the luminaire, as determined by the listing process.

Question 5

Thermal insulation must not be installed within _____ of the recessed part of a luminaire that is NOT rated for insulation contact (non-IC rated).

Accepted Answer

3 inches

Answer

NEC 410.116(A)(2) prohibits thermal insulation from being installed within 3 inches of the recessed portion of a non-IC rated luminaire to prevent dangerous heat accumulation and potential fire.

Journeyman Electrician’s Exam Practice Test

Journeyman Electrician’s Exam Practice Test

Journeyman Electrician’s Exam Journeyman Electrician's Lighting and Luminaires