Machine Design Slenderness ratio is the ratio of Effective length of column to width of column Width of column to depth of column Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column Effective length of column to width of column Width of column to depth of column Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° + φ/2 45° - φ 45° - φ/2 90° - φ 45° + φ/2 45° - φ 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Oldham coupling is used to connect two shafts Which have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Which have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rivets are generally specified by Length of rivet Diameter of head Nominal diameter Thickness of plates to be riveted Length of rivet Diameter of head Nominal diameter Thickness of plates to be riveted ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which process will increase the fatigue duration of parts? Finishing and polishing De-carburisation Electroplating Shot-peening Finishing and polishing De-carburisation Electroplating Shot-peening 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 (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
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