One of the circuit conductors in a building or other-structure electrical-power distribution system is purposely referenced to earth ground to aid in the dissipation of lightning should it strike the power supply conductors before they enter the building.
The distinctive ____________ color of insulation along its length identifies this specific conductor as a current-carrying circuit conductor that has been intentionally grounded.
A) green or green with one or more yellow stripes
B) other than white, grey, or green
C) white or grey
D) None of The answers
Show Answer
Answer:C
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