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JEE Main Physics question

PhysicsMechanical Properties of SolidsJEE Main

When a force is applied on a wire of uniform cross-sectional area and length 4 m, the increase in length is 1 mm. Energy stored in it will be ()

Answer: (C)

Solution

\dfrac\dfrac{AY}{L}l)^2$ =

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Question ID VK-154874