1.

A single phase half wave converter is used to charge a battery of 50 V. The thyristor is continuously fired by dc signal. Input voltage is v = Vm sin t. The thyristor will conduct

A. from 0 to 180
B. when v > 50 V
C. from 0 to 90
D. When v < 50 V
Answer» C. from 0 to 90


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