Two identical capacitors have same capacitance C. One of them is charged to the potential V and other to the potential 2 ~V. The negative ends of both are connected together. When the positive ends are also joined together, the decrease in energy of the combined system is:

Electrostatics: JEE Main 2024 Physics question

JEE Main 2024 · 1 Feb, Morning shift · Q6181

JEE Main 20241 Feb, Morning shiftPhysicsHardElectrostatics167× since 2002

Two identical capacitors have same capacitance

C

. One of them is charged to the potential

V

and other to the potential

2 \mathrm{~V}

. The negative ends of both are connected together. When the positive ends are also joined together, the decrease in energy of the combined system is :

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