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A parallel plate capacitor is charged to...

A parallel plate capacitor is charged to a potential difference of 50V. It is discharged through a resistance. After 1 second, the potential difference between plates becomes 40V. Then

A

Fraction of stored energy after 1 second is 16/25

B

Potential difference between the plates after 2 seconds will be 30V

C

Potential difference between the plates after 2 seconds will be 20V

D

Fraction of stored energy after 1 second is 4/5

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A
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