Machine Design Gears are casted by Centrifugal casting Slush casting Permanent mould casting Sand mould casting Centrifugal casting Slush casting Permanent mould casting Sand mould casting ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if the Friction angle is less than helix angle Friction angle is more than helix angle Friction angle is equal to helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is more than helix angle Friction angle is equal to helix angle Efficiency of screw is 100% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress in the threaded part of the bolt will be __________ as compared to the shank. Same Lower None of these Higher Same Lower None of these Higher ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3.5 2.8 2.5 3.0 3.5 2.8 2.5 3.0 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² tension 3.6 N/mm² compression 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² tension 3.6 N/mm² compression ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are Sleeve bearings Thin lubricated bearings Hydrodynamic bearings None of these Sleeve bearings Thin lubricated bearings Hydrodynamic bearings None of these ANSWER DOWNLOAD EXAMIANS APP
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