Q01. A copper wire and a stal wire of the same diameter and length are connected end to end and a force is applied, which stretches their combined length by Iem. The two wires will have (a) different stresses and strains (b) the same stress and strain T he me strain hut different stresses 909. A substance break down under stress of 10 the density of the substance is 2 x 10k /n, find the minimum length of the wire made of this substanca which will break under its own weight = 10 m/s?) (a) 10 m (b) 2.5 m (c) 4 m (1) 5 m non foron Fis needed to break a copper wire having rims