A positive charge (+ q) is located at the centre of a circle as shown in the figure. W₁ is the work done in taking a unit positive charge from A to B and W₂ is the work done in taking the same charge from A to C. Then

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W₁ = W₂=0

W₁ <W₂

W₁ > W₂

W₁ = W₂

answer is D.

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Detailed Solution

Points A, B and C are at the same distance from charge + q; hence electrical potential is the same at these points, i.e. there is no potential difference between A, B and C. Hence W₁ = W₂= 0.

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