Alternating Current and Voltage - Technical MCQs

Q1:

Calculate the duty cycle of the repetitive pulse waveform in the given circuit.

A 8.33%

B 0%

C 33.33%

D 25%

ANS:D - 25%

Ton = 15ms.
Toff = 60ms - 15ms = 45ms.
Duty cycle = Ton/Ton + Toff * 100.
Duty cycle = 25%.