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Is Electrostatic Force Conservative

Two capacitor...

Question

Two capacitors of capacitance C and 2C, are charged to potential differences V ad 2Vrespectively. If the two positive plates are connected together and the two negative plates are connected together, then this system of capacitance

A

gains energy but loses charge

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B

gains charge but loses energy

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C

loses energy and charge

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D

loses energy but charge remains constant

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Solution

The correct option is D
loses energy but charge remains constant

The two capacitors finally arrive at a common potential. They system loses energy but total charge remains the same.

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