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Q.

 Two identical capacitors C1 and C2 Capacitance are connected as shown in the circuit terminals a and b of the key k are connected to charge capacitor C1 using battery of emf V volt. Now disconnecting a and b the terminals b and c are connected. Due to this, what will be the percentage loss of energy?
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a

75%

b

0%

c

50%

d

25%

answer is C.

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Detailed Solution

ΔUU×100=12C1C2C1+C2V212C1V2×100

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