How much work is being done by $14 V$ battery to transfer a charge of $1 C$ in a conductor?

7 J

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2 J

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14 J

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1 J

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Solution

The correct option is C $14 J$
Given,
Potential difference, $V = 14 V$
Electric Charge, $Q = 1 C$

If $W$ is the work done, then:
$W = Q V$
$W = 1 C \times 14 V$
$W = 14 J$

$∴$ Work done by the battery to transfer $1 C$ of charge is $14 J$ .

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