The work done in placing a charge of $8 \times 10^{-18}$ coulomb on a condenser of capacity $100\, micro-farad$ is
The work done in placing a charge of $8 \times 10^{-18}$ coulomb on a condenser of capacity $100\, micro-farad$ is
- A
$16 \times {10^{-32}}\,J$
- B
$3.1 \times {10^{-26}}\,J$
- C
$4 \times {10^{-10}}\,J$
- D
$32 \times {10^{-32}}\,J$
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