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Questions  >>  AIMS  >>  Class12  >>  Physics
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Q)

A polythene piece rubbed with wool is found to have a negative charge of $3.2 × 10–7\; C. $ Estimate the number of electrons transferred.

$\begin{array}{1 1}(A)\;2 \times 10^9 \\(B)\;2 \times 10^{12} \\(C)\;2 \times 10^{15} \\(D)\;2 \times 10^8 \end{array} $

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