The average value of output voltage in step-down dc chopper

Q.  The average value of the output voltage in a step - down dc chopper is given by
- Published on 07 Sep 15

a. V 0 = V s
b. V 0 = D V s
c. V 0 = V s / D
d. V 0 = V s / ( 1 - D )

ANSWER: V 0 = D V s

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