Q. Astable multivibrator operating at 150Hz has a discharge time of 2.5m. Find the duty cycle of the circuit.

A
50%
B
75%
C
95.99%
D
37.5%
Solution:

Given f=150Hz. Therefore,T=1/f =1/150 =6.67ms.
? Duty cycle, D%=(tLow/T) x 100% = (2.5ms/6.67ms)x100% = 37.5%

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