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Physics, 12.12.2019 20:31 brownvester44

Aparallel-plate capacitor is charged up. the magnitude of the charge on the square plates of the parallel-plate capacitor is q. the capacitor is then disconnected from the voltage supply, and the plates are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the amount of charge on the plates is now equal to

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