A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?

Electrical Engineering Mcqs

A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?

(A)  30° to 150°.

(B)  30° to 180°.

(C)  60° to 120°.

(D)  60° to 180°.



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