16. Flexible metal conduit will be installed between a raceway and a transformer in a system. If it's to serve as an equipment grounding conductor, the flexible conduit and its fittings must be less than _______ feet. A. 2 B. 6 C. 10 D. 4
16. Flexible metal conduit will be installed between a raceway and a transformer in a system. If it's to serve as an equipment grounding conductor, the flexible conduit and its fittings must be less than _______ feet.
A. 2 B. 6 C. 10 D. 4
17. In which of the following situations can an equipment ground conductor be run separately from the circuit conductors?
A. When you install a GFCI and are connecting additional receptacles
B. When the connection is to be made to a nearby water pipe
C. When you're replacing an ungrounded two-wire receptacle with a grounded receptacle D. When there are no spare conductors in the cable
18. A 400-amp circuit breaker protects a feeder that's installed in a nonmetallic raceway that requires an equipment grounding conductor. Which of the following is the minimum size of aluminum equipment
grounding conductor that should be used in this situation? A. No. 4
B. No. 1
C. No. 6
D. No. 2
19. Which of the following is bonded to the grounding electrode system of the supply system by being connected to the equipment grounding conductor of the branch circuit?
A. Equipment bonding jumper
B. Auxiliary electrode
C. Pressure wire connector
D. Mounting yoke of a snap switch
20. If a cable assembly such as a metal-clad (MC) cable includes an equipment grounding conductor (EGC) for safety and an isolated EGC for performance purposes, insulated conductors will generally have insulation colored green and
A. white with orange stripes. B. red with gray stripes.
C. green with orange stripes. D. green with yellow stripes.
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