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The zero power characteristics used in the Potier plot can be obtained by loading the alternator using ___________

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The zero power characteristics used in the Potier plot can be obtained by loading the alternator using ___________

(a) synchronous motor

(b) lamp load

(c) dc motor

(d) induction motor

I had been asked this question in an international level competition.

My enquiry is from Synchronous Machine Applications topic in section Synchronous Machines of Electrical Machines

1 Answer

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Best answer
Right answer is (a) synchronous motor

Explanation: To obtain mmf and emf drops the loading is done as a synchronous motor.

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