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Two capacitors are connected parallel to each other and connected to the battery with voltage 30V . Let C_1 = 9.5 u F ,C2 = 4.7 u F be their capacitances. Suppose the charged capacitors are disconnected from the source and from each other, and then reconnected to each other with plates of opposite sign together.

Part A By how much does the energy of the system decrease?

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