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A single-phase sinusoidal voltage controller has

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+1 vote
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in Power Electronics by (27.1k points)
A single-phase sinusoidal voltage controller has

(a) one primary and n secondary windings

(b) one primary and (n-1) secondary windings

(c) n primary and n secondary windings

(d) (n-1) primary and n secondary windings

The question was asked during an interview.

I'd like to ask this question from Sequence Controller topic in section Voltage Controllers of Power Electronics

1 Answer

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by (45.1k points)
The correct choice is (b) one primary and (n-1) secondary windings

Easiest explanation: A sinusoidal voltage controller is used to obtain continuous voltage control over wide range with low harmonic content.

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