Marine Electrical Systems USCG Question #588 (Set 20)

The turns ratio of the tapped step down transformer shown in figure "C" of the illustration is four to one and all taps are equally spaced. If 440 volts were applied between 'H1' and 'H4', what would appear across 'X1' and 'X4'? EL-0082

USCG Exam Illustration EL-0082
USCG Examination Diagram: Illustration EL-0082
Official USCG Answer & Rule Citation

Correct Answer: Option A — 110 volts

Under USCG National Maritime Center examination standards, the accepted correct answer is: 110 volts.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.
Back to Marine Electrical Systems Sets