Question

The work done in carrying a charge Q once around a circle of radius r about a charge q at the

centre is
​

Answer 1

$\huge{\underline{\tt{\red{Answer-}}}}$

(D) 0

$\small{\underline{\tt{\blue{Explanation-}}}}$

Work done = force × displacement

The displacement will be zero for one complete circular round of charge q.

Thus, the work done will be zero.

Answer 2

so my and my brother exam are going on so i loss my points......