Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design I.S. specifies following total number of grades of tolerances 20 18 22 16 20 18 22 16 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The belt slip occurs due to Any one of the above Loose belt Driving pulley too small Heavy load Any one of the above Loose belt Driving pulley too small Heavy load ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ultimate strength of steel in tension in comparison to shear is in the ratio of 0.12638888888889 0.084027777777778 0.085416666666667 0.042361111111111 0.12638888888889 0.084027777777778 0.085416666666667 0.042361111111111 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing which operates without any lubricant present, is called Boundary lubricated bearing Zero film bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing Boundary lubricated bearing Zero film bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing ANSWER DOWNLOAD EXAMIANS APP