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In case of frequency modulation system, ________ is kept constant.

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in Power Electronics by (27.1k points)
In case of frequency modulation system, ________ is kept constant.

(a) T

(b) Ton

(c) Toff

(d) Either Ton or Toff

I have been asked this question by my college director while I was bunking the class.

My query is from Chopper Control Strategies topic in section Choppers of Power Electronics

1 Answer

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by (45.1k points)
Correct choice is (d) Either Ton or Toff

To explain I would say: In frequency modulation scheme, the frequency (f) hence T (1/f) is varied by either keeping Ton constant or keeping Toff constant.

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