Machine Design The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is 10 microns 1 micron 0.01 micron 0.1 micron 10 microns 1 micron 0.01 micron 0.1 micron ANSWER DOWNLOAD EXAMIANS APP
Machine Design Maximum principal stress theory is applicable for All of these Elastic materials Ductile materials Brittle materials All of these Elastic materials Ductile materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends on All of these Relative elastic yielding (springness) of the bolt and the connected member External load applied Initial tension All of these Relative elastic yielding (springness) of the bolt and the connected member External load applied Initial tension 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 2.5 2.8 3.5 3 2.5 2.8 3.5 3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the Initial tension or external load, whichever is greater Sum of the initial tension and external load applied Initial tension External load applied Initial tension or external load, whichever is greater Sum of the initial tension and external load applied Initial tension External load applied 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 (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP