When electrical-power distribution and process control circuits operate in reference to earth ground, the supply is the ___ circuit conductor and the return is the ___ circuit conductor

When electrical-power distribution and process control circuits operate in reference to earth ground, the supply is the _____________ circuit conductor and the return is the _____________ circuit conductor.

The _____________ circuit conductor is often referred to as the “neutral” due to the white color of its insulation).

A) grounded; ungrounded; grounded
B) grounded; grounded; grounded
C) ungrounded; ungrounded; ungrounded
D) ungrounded; grounded; grounded

Show Answer

Answer:D

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