SC Electrician Practice Questions - South Carolina Electrician Contractor Examination Exam

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Eight current-carrying 8 AWG copper THHN conductors are installed in one EMT in a 30°C ambient. Starting from the 90°C ampacity of 55 A and applying Table 310.15(C)(1), what is the adjusted ampacity?

27.5 A 38.5 A 44.0 A 50.0 A

Correct Answer:

38.5 A

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