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Two parallel plate capacitors of capacit...

Two parallel plate capacitors of capacity C and 2C are connected in parallel and charged to a potential difference V. The battery is then disconnected and the space between the plates of the capacitor C is completely filled with a material of dielectic constant K. What is the final potential difference across the capacitors?

A

`(3V)/(K+2)`

B

`(KV)/(K+2)`

C

`(2V)/(K+2)`

D

`(5V)/(K+2)`

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