Machine Design The cracks in helical springs used in railway carriages usually start on the inner side of the coil because of the fact that It has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is more stretched than the outer side during the manufacturing process It is subjected to a higher cyclic loading than the outer side It has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is more stretched than the outer side during the manufacturing process It is subjected to a higher cyclic loading than the outer side ANSWER DOWNLOAD EXAMIANS APP
Machine Design Slenderness ratio is the ratio of Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column Width of column to depth of column Effective length of column to width of column Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column Width of column to depth of column Effective length of column to width of column ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Calculating stresses in thick cylinders Increasing the life of thick cylinders Pre-stressing thick cylinders Joining thick cylinders Calculating stresses in thick cylinders Increasing the life of thick cylinders Pre-stressing thick cylinders Joining thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Remain unaffected with cross-section area Decreasing the cross-section area of bar Increasing the cross-section area of bar Would depend upon other factors Remain unaffected with cross-section area Decreasing the cross-section area of bar Increasing the cross-section area of bar Would depend upon other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of transverse shear stress and curvature of wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of transverse shear stress and curvature of wire ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flat belt drive, if the slip between the driver and belt is 1 %, between the belt and follower is 3% and driver and follower pulley diameters are equal, then velocity ratio of the drive will be 0.99 0.98 0.96 0.97 0.99 0.98 0.96 0.97 ANSWER DOWNLOAD EXAMIANS APP