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Capacitors - Technical MCQs

Q1:

If a 5 V, 60 Hz voltage is applied to a 4.7 mu.gifF capacitor, the circuit current will be ______ .

A 0.886 mA

B 8.86 mA

C
8.86 mu.gifA

D
88.6 mu.gifA

ANS:A - 0.886 mA

Xc=1/2*pi*f*c=1/2*3.14*60*4.7*10^-6
Xc=1/1770.96*10^-6
=564.665
I=V/Xc=5/564.665
=0.008854=8.85*101^-3=8.85mA