Machine Design Failure of a material is called fatigue when it fails Below the elastic limit Below the yield point At the elastic limit At the yield point Below the elastic limit Below the yield point At the elastic limit At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Square threads Multiple threads Buttress threads Acme threads Square threads Multiple threads Buttress threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stretching in a belt can be controlled by __________ the stress in the belt. None of these Both A and B Increasing Reducing None of these Both A and B Increasing Reducing 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) (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is 1 micron 10 microns 0.01 micron 0.1 micron 1 micron 10 microns 0.01 micron 0.1 micron ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on key is given on On both sides Bottom side only Top side only Any side On both sides Bottom side only Top side only Any side ANSWER DOWNLOAD EXAMIANS APP
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