Electric Field & Potential – 5

5. A point charge q is rotated along a circle in the electric field generated by another point charge Q. The work done by the electric field on the rotating charge in one complete revolution is :

(a) zero
(b) positive
(c) negative
(d) zero if the charge Q is at the centre and nonzero otherwise 

Answer : (a)

Explanation : No answer description available for this question. Let us discuss.

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