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Law of Conservation of Energy

A capcitor is...

Question

A capcitor is disconnected from a battery and connected to another 900 pF capacitor . what is the electrostatic energy stored by the system?

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Solution

For ideal capacitors in the system there will be no change in the energy stored. The charge in the charged capacitor will be redistributed between it and the uncharged capacitor, but the energy in the system will be constant.

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