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A parallel plate capacitor of capacitanc...

A parallel plate capacitor of capacitance C is connected to a battery and is charged to a potential difference V. Another capacitor of capacitance 2C is ismilarly charged to a potential difference 2V. The charging battery is now disconnected and the capacitors are connected in parallel to each other in such a way that the poistive terminal of one is connected to the negative terminal of the other. The final energy of the configuration is

A

Zero

B

`(3)/(2) CV^(2)`

C

`(25)/(6) CV^(2)`

D

`(9)/(2) CV^(2)`

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The correct Answer is:
B
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