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A bar of 30mm diameter is subjected to a pull of 60kN.The measured extension on gauge length of 200mm is 0.09mm and change in diameter is 0.0039mm. Calculate Poisson's ratio and modulus of elasticity

A bar of 30mm diameter is subjected to a pull of 60kN.The measured extension on gauge length of 200mm is 0.09mm and change in diameter is 0.0039mm. Calculate Poisson's ratio and modulus of elasticity