MHT CET 2022 Physics question

An uncharged capacitor is connected to a battery. While charging the capacitor, how much is the energy lost, from the energy supplied by the battery?

(A)50%Correct
(B)75%
(C)100%
(D)25%

Answer: (A)

Solution

Charging a capacitor fully through a battery of emf moves a charge through the battery, so the energy supplied is . The energy finally stored in the capacitor is . The remaining energy, $ - 12 =

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Question ID VK-093925