Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is A combination of torsional shear stress and bending Bending stress only A combination of bending stress and direct shear stress Direct shear stress only A combination of torsional shear stress and bending Bending stress only A combination of bending stress and direct shear stress Direct shear stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design The backlash for spur gears depends upon Both module and pitch line velocity Pitch line velocity Tooth profile Module Both module and pitch line velocity Pitch line velocity Tooth profile Module ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be Same in both cases 3 times more 4 times more 2 times more Same in both cases 3 times more 4 times more 2 times more ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on cotter varies from 1 in 48 to 1 in 24 1 in 15 to 1 in 10 1 in 24 to 1 in 20 1 in 32 to 1 in 24 1 in 48 to 1 in 24 1 in 15 to 1 in 10 1 in 24 to 1 in 20 1 in 32 to 1 in 24 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Less than 20d Between 20d and 30d Equal to inside diameter of pipe Greater than 30d Less than 20d Between 20d and 30d Equal to inside diameter of pipe Greater than 30d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called Malleability Ductility Elasticity Plasticity Malleability Ductility Elasticity Plasticity ANSWER DOWNLOAD EXAMIANS APP