InterviewSolution
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InterviewSolution
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Figure shows some equipotential lines distributed in space. A charged object is moved from point `A` to point `5`. A. The work done in Fig. (i) is the greatestB. The work done in Fig. (ii) is least.C. The work doen is the same in Fig. (i), Fig. (ii) and Fig. (iii)D. The work done in Fig. (iii) is greater than Fig. (ii) but equal to that in Fig. (i) |
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Answer» Correct Answer - C In Fig, we observe that in all the three parts, `V_(A) = 20V` and `V_(B) = 40 V`. Work done in carrying a charge `q` from `A` to `B` is `W = q (V_(B) - V_(A))` = same in all the three figures. Choice (c ) is correct. |
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