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Mr. Dubey • 51.47K Points
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Q.) circuit

(A) only the negative cycle can be controlled
(B) only the positive cycle can be controlled
(C) both the cycles can be controlled
(D) none of the mentioned
Correct answer : Option (C) - both the cycles can be controlled

Explanation: 
 as it consists of two scrs, it is a full wave controller and both the half cycles can be controlled by varying their respective firing angles.

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