Machine Design Stress concentration factor is defined as the ratio of Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the maximum stress Nominal stress to the endurance limit Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the maximum stress Nominal stress to the endurance limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, if one of the belts break, then The entire set of belts is replaced The broken belt need not to be replaced Only the broken belt is replaced The broken belt and the belt on either side of it, is replaced The entire set of belts is replaced The broken belt need not to be replaced Only the broken belt is replaced The broken belt and the belt on either side of it, is replaced ANSWER DOWNLOAD EXAMIANS APP
Machine Design For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately 0.7 times 0.8 times 0.6 times 0.4 times 0.7 times 0.8 times 0.6 times 0.4 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 7500-10,000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 3000-4000 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 3000-4000 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is 300 to 320 340 to 360 420 to 450 More than 400 300 to 320 340 to 360 420 to 450 More than 400 ANSWER DOWNLOAD EXAMIANS APP