Question

Ground-fault circuit interrupters must be used for all of the following except?
A) rooftop
B)any outdoor area
C) where temporary electrical wire is being used

Answer 1

The correct option is C
Ground fault circuit interrupter is an electrical device which is used in electrical wiring to disconnect a circuit when unbalanced current is detected between an energized conductor and a neutral return conductor. It is usually installed underneath the ground and it is not used for temporary electrical wiring.

Answer 2

The ground-fault circuit interrupters must be used for:

• rooftop
• where temporary electrical wire is being used

What is a ground-fault circuit interrupters?

This refers to a rapid circuit breaker that is designed to shut off electric power in the event of a ground-fault within as little as 1/40 of a second.

Hence, this kind of circuit interrupters is not to be used for any outdoor area.

Therefore, the Option B is correct.

Read more about circuit interrupters

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