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JEE Main Physics question

PhysicsMechanical Properties of SolidsJEE Main

A rectangular bar 2 cm in breadth and 1 cm in depth and 100 cm in length is supported at its ends, and a load of 2 kg is applied at its middle. If Young's modulus of the material of the bar is , the depression in the bar is

Answer: (C)

Solution

For a beam supported at both ends with a central load , the depression is . With , $l=100\

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Question ID VK-155008