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A positive charge +q is located at a poi...

A positive charge +q is located at a point, what is the work done, if a unit positive charge is carried once around this charge along a circle of radius r about this point ?

Text Solution

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The potential at each point on the circular path around the charge is same i.e., potential difference between the initial and final position is zero.
`:.` Work done `W=V xx q=0xx1=0`
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