Machine Design The coefficient of friction in belt drive depends upon Materials of belt and pulley Material of pulley Belt velocity Material of belt Materials of belt and pulley Material of pulley Belt velocity Material of belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Multiple threads are used to secure High mechanical advantage High load lifting capacity Low efficiency High efficiency High mechanical advantage High load lifting capacity Low efficiency High efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed 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 A combination of torsional shear stress and bending Bending stress only Direct shear stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Bending stress only Direct shear stress only A combination of bending stress and direct shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of the ultimate stress to the design stress is known as Bulk modulus Elastic limit Strain Factor of safety Bulk modulus Elastic limit Strain Factor of safety ANSWER DOWNLOAD EXAMIANS APP
Machine Design The longitudinal stress is __________ of the circumferential stress. Double Two-third Three-fourth One-half Double Two-third Three-fourth One-half ANSWER DOWNLOAD EXAMIANS APP