For the following questions answer them individually
Two bars of different materials are of the same size and are subjected to same tensile forces. If the bars have unit elongations in the ratio of 4 : 7, then the ratio of modulius of elasticity of the two materials is
Pick up the incorrect statement from the following : The torsional resistance of a shaft is directly proportional to
When a tension member consists of two channel sections, the allowance for rivet hole is made for two holes from