Machine Design The rolling contact bearings are known as Thin lubricated bearings Antifriction bearings Thick lubricated bearings Plastic bearings Thin lubricated bearings Antifriction bearings Thick lubricated bearings Plastic bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In thrust bearings, the load acts Perpendicular to the axis of rotation Along the axis of rotation In any direction Parallel to the axis of rotation Perpendicular to the axis of rotation Along the axis of rotation In any direction Parallel to the axis of rotation 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 0.4 times 0.7 times 0.8 times 0.6 times 0.4 times 0.7 times 0.8 times 0.6 times 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 2 τ 4 τ τ/2 τ 2 τ 4 τ τ/2 τ 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 124 d 151 d 168 d 138 d 124 d 151 d 168 d 138 d ANSWER DOWNLOAD EXAMIANS APP