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

Recessed incandescent with a completely enclosed lamp

Answer

Recessed LED luminaire

Answer

Surface-mounted fluorescent luminaire with a completely enclosed lamp

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

6 inches

Answer

18 inches

Answer

24 inches

Question 3

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

Accepted Answer

Wet locations

Answer

Damp locations with a weatherproof cover

Answer

Any outdoor use

Answer

Damp locations if mounted under an eave

Question 4

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

Accepted Answer

The wattage marked on the luminaire

Answer

150 watts for standard incandescent applications

Answer

100 watts unless the circuit ampacity permits more

Answer

The wattage of the original lamp installed during manufacture

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

1/2 inch

Answer

1 inch

Answer

6 inches

Question 6

For load calculation purposes, each 2-foot (600 mm) section of lighting track shall be considered a load of:

Accepted Answer

150 volt-amperes

Answer

100 volt-amperes

Answer

180 volt-amperes

Answer

200 volt-amperes

Question 7

Luminaires installed in the zone measuring 3 feet horizontally and 8 feet vertically from the top of a bathtub rim must be listed for:

Accepted Answer

Wet locations, or damp locations in enclosed tub or shower spaces

Answer

Damp locations only, with GFCI protection required

Answer

Wet locations without exception

Answer

Any location if the branch circuit has GFCI protection