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Alaska Electrician Practice 15

Practice 15 for Electrician Exam learners in Alaska: 25 questions, explained answers, and a review routine.

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Question 1

1

A commercial service has receptacle load totaling 40 kVA. Per NEC 220.44 (first 10 kVA at 100%, remainder at 50%), the receptacle demand is:

Question 2

2

Per NEC Table 250.66, the maximum GEC required for a very large service (ungrounded conductors over 1,100 kcmil copper) connected to building steel/water pipe is:

Question 3

3

Per NEC 240.21(C)(2), a 10-ft transformer secondary tap must have secondary conductors with ampacity at least equal to:

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