SC Fire Alarm Practice Questions - South Carolina Fire Alarm Contractor Examination Exam

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A 12 AWG copper branch circuit supplies a 10-ampere load 75 feet from the panel. Using VD = (2 × K × I × L) / CM with K = 12.9 and CM = 6,530, what is the one-way circuit voltage drop?

1.48 V 2.96 V 4.44 V 5.92 V

Correct Answer:

2.96 V

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