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Field winding of a dc machine _________

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Field winding of a dc machine _________

(a) always absorbs power

(b) absorbs real power at lagging load

(c) delivers power while behaving as generator

(d) always delivers power

I got this question by my college professor while I was bunking the class.

This interesting question is from Excitation Systems for Synchronous Machines topic in division Synchronous Machines of Electrical Machines

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Best answer
The correct option is (a) always absorbs power

Explanation: Field is always given supply from dc system so it always absorbs power as it is necessary to produce the flux.

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