Machine Design If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will Decrease None of these Have same value as that of standard specimen Increase Decrease None of these Have same value as that of standard specimen Increase ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pitch point of a cam is A point on the pitch curve having maximum pressure angle Any point on the pitch circle A point on the pitch curve having minimum pressure angle Any point on the pitch curve A point on the pitch curve having maximum pressure angle Any point on the pitch circle A point on the pitch curve having minimum pressure angle Any point on the pitch curve ANSWER DOWNLOAD EXAMIANS APP
Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 151 d 168 d 138 d 124 d 151 d 168 d 138 d 124 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. None of these Twice Thrice Half None of these Twice Thrice Half ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are None of these Thin lubricated bearings Hydrodynamic bearings Sleeve bearings None of these Thin lubricated bearings Hydrodynamic bearings Sleeve bearings ANSWER DOWNLOAD EXAMIANS APP