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

## Show Answer

Answer: D

Share your understanding of this question with the correct explanation.

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

Answer: D

Share your understanding of this question with the correct explanation.