Machine Design A column is known as a long column if the slenderness ratio is 100 50 70 40 100 50 70 40 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 Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 4 τ 2 τ τ τ/2 4 τ 2 τ τ τ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will Have same value as that of standard specimen Increase None of these Decrease Have same value as that of standard specimen Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearing characteristic number in a hydrodynamic bearing depends upon Viscosity, speed and load Viscosity, speed and bearing pressure Length, width and load Length, width and speed Viscosity, speed and load Viscosity, speed and bearing pressure Length, width and load Length, width and speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, if one of the belts break, then The broken belt and the belt on either side of it, is replaced The broken belt need not to be replaced The entire set of belts is replaced Only the broken belt is replaced The broken belt and the belt on either side of it, is replaced The broken belt need not to be replaced The entire set of belts is replaced Only the broken belt is replaced ANSWER DOWNLOAD EXAMIANS APP