Electromagnetic Induction Ques 6
6. As a result of change in the magnetic flux linked to the closed loop shown in the Fig, 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
[2005]
(a) $QV$
(b) $2 QV$
(c) $QV / 2$
(d) Zero
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Answer:
Correct Answer: 6.(a)
Solution:
- (a) $\xi=\frac{W}{Q} \Rightarrow V=\frac{W}{Q} \Rightarrow W=Q V$
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