As a result of change in the magnetic flux linked to the closed loop shown in the figure…

Physics · JEE Main · NTA Exams — Electromagnetic Induction and Alternating Currents

As a result of change in the magnetic flux linked to the closed loop shown in the figure, an e.m.f. . V volt is induced in the loop. The work done (joules) in taking a charge Q coulomb once along the loop is :–

1. QV
2. zero
3. 2QV
4. QV/2

Answer

(A) QV

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