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A metal bar 50mm by Somm cross-section is subjected to an axial Compression load of 500kN. The contraction of the 200mm gauge length is

A metal bar 50mm by Somm cross-section is subjected to an axial Compression load of 500kN. The contraction of the 200mm gauge length is found to be 0.5mm and the increase in Thickness 60.04mm. Find a) The value of Young's Modulus (E) b) The value of Poisson's ratio.

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