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MHT CET Physics question

PhysicsElectrostatic Potential and CapacitanceMHT CET

A capacitor of capacitance 2 F is charged to a potential of 100 V and another capacitance 6 F is charged to a potential of 300 V. These capacitances are joined, with plates of like charges connected together. The total electrical energy stored before joining is

Answer: (D)

Solution

J and J, so the

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Question ID VK-075345