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Q. |
The diode in a half wave rectifier has a forward resistance RF. The voltage is Vmsinωt and the load resistance is RL. The DC current is given by |
A. | vm/√2rl |
B. | vm/(rf+rl)π |
C. | 2vm/√π |
D. | vm/rl |
Answer» B. vm/(rf+rl)π | |
Explanation: for a half wave rectifier, the idc=iavg=im/π |
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