Multiple choice
Thehonest (Not rated)
(Not rated)
1. A conductor that's described as a 750 MCM wire has an area of
A. 750 cmils.
B. 750 kcmils.
C. 750 in2.
D. 750,000 kcmils.
2. What size copper wire should be used for a 125 ft, 15 A branch circuit if a maximum voltage drop of 3.2 V is allowed?
A. No. 14
B. No. 12
C. No. 10
D. No. 8
3. The calculation used to determine amperage of a conductor based on the total number of conductors in a conduit is called
A. derating.
B. voltage drop.
C. conduit fill.
D. conductor fill.
4. Ideally, NM or armored cable should be installed in a wall stud at least how far back from the front edge of the stud?
A. 3/4 in.
B. 1 in.
C. 11/4 in.
D. 11/2 in.
- 10 years ago
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