Question

As a result of change in the magnetic flux linked to the closed loop shown in figure, an emf, $V$ volt is induced in the loop. The work done (in joule) in taking a charge $q$ coulomb once along the loop is

• A. $qV$
• B. zero
• C. $2qV$
• D. $\frac{qV}{2}$

Answer 1

Answer: (A)

$qV$

Answer 2

Work done in taking a charge $= Q$