Practice test

Electrician Practice Exam 13

Advanced electrician questions on transformer protection, tap rules, GEC sizing, and commercial load demand. 25-question NEC simulator with timed scoring.

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These questions are for study practice only and are not official exam questions.

Question 1

1

A branch circuit serves 44 A continuous lighting and 30 A noncontinuous receptacles. What minimum conductor ampacity is required?

Question 2

2

Per NEC 250.66(B), the maximum required GEC when connected solely to a concrete-encased electrode is:

Question 3

3

Per NEC 310.15(C)(1), the adjustment factors for more than three current-carrying conductors apply when conductors are bundled longer than:

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