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Multiple Choice Questions
1. A chopper
(A): converts constant voltage dc into ac and then into variable voltage dc
(B): converts constant voltage dc into variable voltage dc directly
(C): converts ac of one frequency into ac of another frequency
(D): converts ac to dc
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MCQ->Assertion (A): If the duty cycle of chopper is low the current would not become discontinuousReason (R): If the time constant L/R of the load in chopper is low the current may become discontinuous.....
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