Question :
A step down chopper has Vs = 230 V and R = 10 Ω. For a duty cycle of 0.4, the power taken by the chopper is 2097 Watts. Find the chopper efficiency. Take the voltage drop across the chopper switch as 2 V.
1. 98 %
2. 89.96 %
3. 99.14 %
4. 96.54 %
Answer :
3 - 99.14 %
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