Machine Design The helix angle for double helical gears may be made up to 90° 75° 45° 60° 90° 75° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
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 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 A combination of torsional shear stress and bending Bending stress only A combination of bending stress and direct shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design A crankshaft is a __________ shaft. None of these Transmission Machine frame Machine None of these Transmission Machine frame Machine ANSWER DOWNLOAD EXAMIANS APP
Machine Design When compared to the rod of the same diameter and material, a wire rope Does not provide much warning before failure Provides much greater time for remedial action before failure Has a much smaller load carrying capacity Is less flexible Does not provide much warning before failure Provides much greater time for remedial action before failure Has a much smaller load carrying capacity Is less flexible ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending moment ‘M’ and a torque ‘T’ is applied on a solid circular shaft. If the maximum bending stress equals to maximum shear stress developed, then ‘M’ is equal to 4 T 2 T 1 T T/2 4 T 2 T 1 T T/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt may be increased by Increasing its shank diameter Tightening the bolt properly Making the shank diameter equal to core diameter of thread Decreasing its shank diameter Increasing its shank diameter Tightening the bolt properly Making the shank diameter equal to core diameter of thread Decreasing its shank diameter ANSWER DOWNLOAD EXAMIANS APP