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A capacitor of capacitance C is charged ...

A capacitor of capacitance C is charged to potential difference V and then disconnected from the battery. The air dielectric of capacitor is replaced by another dielectric of dielectric constant K. The fractional decrease in energy of the capacitor is

A

`(1)/(K)`

B

K

C

`1-(1)/(K)`

D

`(1)/(K^(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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