1.

In a single phase cycloconverter with centre tapped transformer

A. all thyristors carry currents for equal duration
B. the durations of currents in all thyristors may or may not be equal
C. the durations of currents in all thyristors cannot be equal
D. the duration of currents in all thyristors must be equal for satisfactory operation
Answer» C. the durations of currents in all thyristors cannot be equal


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