A parallel plate capacitor of \( 5 \mathrm{mF} \) is charged with a \( 12 \mathrm{~V} \) battery...

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A parallel plate capacitor of \( 5 \mathrm{mF} \) is charged with a \( 12 \mathrm{~V} \) battery and then battery is disconnected and reconnected with its polarity reversed across the same charged capacitor. Find the amount of heat produced when battery is reconnected.
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