Z.P.F method gives most accurate result for finding voltage regulation of an alternator

Q.  For finding voltage regulation of an alternator, the method which gives most accurate result is
- Published on 29 Oct 15

a. E.M.F method
b. M.M.F. method
c. Z.P.F method
d. ASA modification of M.M.F. method

ANSWER: Z.P.F method

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