Machine Design The railway carriage couplings have Square threads Knuckle threads Acme threads Buttress threads Square threads Knuckle threads Acme threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio None of these Increases Decreases Remains unchanged None of these Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Machine Design Fibrous fracture occurs in Brittle material Elastic material Ductile material Hard material Brittle material Elastic material Ductile material Hard material 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 (WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The arms of the pulleys for flat belt drive have Elliptical cross-section All the three characteristics Major axis in plane of rotation Major axis twice the minor axis Elliptical cross-section All the three characteristics Major axis in plane of rotation Major axis twice the minor axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design A machine part subjected to _________ is called a strut. Any one of these An axial tensile force An axial compressive force A tangential force Any one of these An axial tensile force An axial compressive force A tangential force ANSWER DOWNLOAD EXAMIANS APP
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