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1. |
A semi-converter circuit gives the following voltage waveform on R load. Find the expression for the average output current with Vs = Vm sinωt and firing angle α |
A. | (Vm/Rπ) cosα |
B. | (Vm/Rπ) (1+cosα) |
C. | (2Vm/Rπ) cosα |
D. | (2Vm/Rπ) (1+cosα) |
Answer» C. (2Vm/Rπ) cosα | |