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JEE Main Physics question

PhysicsMechanical Properties of SolidsJEE Main

Two bars and of circular cross-section and of the same volume and made of the same material are subjected to tension. If the diameter of is half that of , and the force applied to both the rods is the same and within the elastic limit, the ratio of extension of to that of will be

Answer: (A)

Solution

Equal volume with gives area ratio , so (same volume).

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Question ID VK-154969