a round bar 40mm daimeter is subjected is subjected to an axial pull of 80 KN and reduction in daimeter was found to be 0.00775 mm . Find poisson's ratio and young's modulus for the material of the bar . take value of shear modulus as 40 GPa .

Question

a round bar 40mm daimeter is subjected is subjected to an axial pull of 80 KN  and reduction in daimeter was found to be 0.00775 mm . Find poisson's ratio and young's modulus for the material of the bar . take value of shear modulus as 40 GPa .