AP EAPCET 05-Jul-2022 Shift 2 Paper

A copper wire of length 2.4m and an aluminum wire of length 0.7m, both having diameter 2mm, are connected end to end. When stretched by a load, the obtained elongation is found to be 0.6mm. The applied load is (Young's modulus of copper =1.2×1011Nm−2 and Young's modulus of aluminum =0.7×1011Nm−2 )