As compared to a 2-wire D.C. distributor, a 3-wire distributor with same ___

As compared to a 2-wire D.C. distributor, a 3-wire distributor with same maximum voltage to earth uses only

A. 31.25 percent of copper
B. 33.3 percent of copper
C. 66.7 percent of copper
D. 125 percent of copper

Show Answer

Answer: A

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