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Q.

A  P-N  junction diode is used in half wave rectifier  with a load resistance of  1500Ω .  Diode  resistance in forward bias  is  20Ω. Then calculate  the efficiency of half wave rectifier

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a

40.06%

b

82.5%

c

35.4%

d

100%

answer is A.

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Detailed Solution

η=0.406×RLrf+RL×100=0.406×15001520×100=40.06%
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