Percentage voltage regulation of an alternator - Synchronous Machines

Q.  The percentage voltage regulation of an alternator is given by
- Published on 29 Oct 15

a. {(Eph - Vph/ Eph) *100}
b. {(Vph - Eph / Eph)*100}
c. {(Eph - Vph / V ph)*100}
d. {(Vph - Eph / V ph)*100}

ANSWER: {(Eph - Vph / V ph)*100}

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