A step down chopper has input dc voltage of 220 V and R = 10 Ω in se – McqOptions

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1.	A step down chopper has input dc voltage of 220 V and R = 10 Ω in series with L = 65 mH. If the load current varies linearly between 11 A and 17 A, then find the duty cycle α.
A.	1
B.	0.4
C.	0.6
D.	0.7
Answer» E.

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