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Questions  

A capacitor of 10 μF is charged to a potential difference of 20 V. If it is discharged in 0.2 s, the average current during discharging is :

a
1 mA
b
2 mA
c
4 mA
d
0.5 mA

detailed solution

Correct option is A

Iav=∆q∆t=C∆V∆t=10 x 10-6200.2=10-3A=1 mA

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