Find the expression for effective input resistance of a step down chopper. With R load and duty cycle = α. - Study24x7
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Goraksha Dadhich
27 Apr 2019 12:00 PM study24x7 study24x7

Find the expression for effective input resistance of a step down chopper. With R load and duty cycle = α.

A

R x α

B

R/2

C

0

D

R/α

Railways IIT-JEE Sciences
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  • geet sharma
    •  Effective input resistance of the chopper circuit = (dc source voltage)/(average source current) = (Vs.R)/(Vs.α) = R/α.
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    Reply 27 Apr 2019 12:42 PM
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