A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is_____?

(A) 0.32  (X)
(B) 0.67  (X)
(C) 0.45  (X)
(D) 0.27  ()

Answers: A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.27.