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JEE Main Physics question

PhysicsMechanical Properties of SolidsJEE Main

On all the six surfaces of a unit cube, equal tensile force of is applied. The increase in length of each side is . Find the value of , where Young's modulus, and Poisson's ratio.

Answer: 2

Solution

From the earlier result, the increase in length of each side is

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Question ID VK-155230