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Ohm's Law in Scalar Form

A parallel pl...

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A parallel plate capacitor of capaci†an ce C is charged to a potential difference V and then the charging battery is disconnected .Now a charge Q is thrown on the positively charged plate . The new potential difference across the plates is 1)V -Q/2C 2)V +Q/2C 3)V -Q/C 4)V +Q/

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