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Questions  

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

a
40.06%
b
82.5%
c
35.4%
d
100%

detailed solution

Correct option is A

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

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