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Which one of the following methods would give a higher than the actual value of regulation of the alternator.

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Which one of the following methods would give a higher than the actual value of regulation of the alternator.

(a) ZPF method

(b) MMF method

(c) EMF method

(d) ASA method

The question was posed to me in unit test.

Origin of the question is Effect of Starting on Power Supply, Motor and Load topic in chapter Starting of Electric Drives

1 Answer

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Best answer
Correct choice is (c) EMF method

Explanation: EMF method is a pessimistic method of voltage regulation as it gives higher than the actual value of voltage regulation. EMF method will the values that are greater than the actual value.

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