The charge flowing across the cell on closing the key \( k \) is \( P \) equal to (A) CV (B) \( ...

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The charge flowing across the cell on closing the key \( k \) is
\( P \) equal to
(A) CV
(B) \( C V / 2 \)
(C) \( 2 \mathrm{CV} \)
(D) zero
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