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Two capacitor of capacitance 5 muF and 1...

Two capacitor of capacitance `5 muF` and `10 muF` are charged to potential `40V` and `10V` respectively. Now the two capacitors ate connected with plates of same polarities together .
(A) the common potential will be `20V`
(B) the final charges of capacitors will be `100muC` and `200muC`
(c) the ratio of total energy stored in capacitors before and after connection is `3:2`
(D) the loss energy of system is `1500muJ`

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