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In an LCR circuit as shown below both switches are open initially . Now switch S1 is closed S2 kept open. ( q is charge on the capacitor and τ=RC is capacitive time constant ) which of the following statement is correct ?

(A)Att=τ,q=CV2(B)Att=2τ,q=CV(1e2)(C)Att=τ2,q=CV(1e1)(D)Workdonebythebatteryishalfoftheenergydissipatedintheresistor

 

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