ELECTRICAL TEST ANSWERS
December 5, 2001
1. Loop wiring shall ____________ in a cellular metal raceway.
A. not be permitted
þ B. not be considered a splice or tap National Electrical Code 356-6
C. be considered a splice or tap when used
D. be permitted on conductor sizes No. 10 or less
2. Lighting track is a manufactured assembly and its length may not be altered by the addition or
subtraction of sections of track.
A. True
þ B. False
National Electrical Code 410-100
3. Underfloor raceways spaced less t han 1 inch apart shall be covered with concrete to a depth of
________ inch(es).
A. ½
B. 4
þ C. 1 ½ National Electrical Code 354-3(b)
D. 2
4. Where oversized, concentric, or eccentric knockouts are not encountered or where a box with
concentric or eccentric knockouts is listed for the purpose, then the raceway or cable can terminate
with _______________.
A. two locknuts
B. fitting with one locknut
C. listed fitting
þ D. all of these
National Electrical Code 250-97 Exception
5. A cablebus system shall include approved fittings for ____________.
A. bends
B. U-turns
þ C. dead ends National Electrical Code 365-7(2)
D. all of these