A positive charge +q is located at a point .What is the work done if the unit positivecharge is carried once round this charge along a circle of radius r about this point
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positive charge +q is located at a point .What is the work done if the unit positivecharge is carried once round this charge along a circle of radius r about this point
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work done is zero
Force on the unit positive charge is along the radius and direction of motion is perpendicular to it
W=FS cos90=0
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