Machine Design The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to Completely reversed load Static load Dynamic load Static as well as dynamic load Completely reversed load Static load Dynamic load Static as well as dynamic load ANSWER DOWNLOAD EXAMIANS APP
Machine Design The application of second type levers is found in Lever of a loaded safety valve A pair of tongs Hand wheel of a punching press Handle of a hand pump Lever of a loaded safety valve A pair of tongs Hand wheel of a punching press Handle of a hand pump ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. Half Twice Thrice None of these Half Twice Thrice None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in static loading is Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Shot peening Coating Polishing Electroplating Shot peening Coating Polishing Electroplating 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 0.6 times 0.7 times 0.8 times 0.4 times 0.6 times 0.7 times 0.8 times 0.4 times ANSWER DOWNLOAD EXAMIANS APP