Question 13082 of 749 · Maryland Journeyperson Electrician Exam
1 inch EMT has a total internal area of 0.864 sq in. What is the maximum cross-sectional area of a single conductor installed in it?
Exactly one answer is correct.
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Correct answer to question 13082
- B: 0.458 sq in
Explanation
A single conductor may occupy 53 %: 0.864 x 0.53 = 0.458 sq in. 0.346 is the 40 % value and 0.268 is the 31 % value for two conductors.
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