Machine Design Coaxing is the procedure of increasing Metal resistance to corrosion by coating Metal hardness by surface treatment Fatigue limit by over-stressing the metal by successively increasing loadings Metal strength by cycling Metal resistance to corrosion by coating Metal hardness by surface treatment Fatigue limit by over-stressing the metal by successively increasing loadings Metal strength by cycling ANSWER DOWNLOAD EXAMIANS APP
Machine Design Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic loading are based on ultimate strength of the material. Shear strength Yield strength None of these Elastic strength Shear strength Yield strength None of these Elastic strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design If two springs are in parallel then their overall stiffness will be None of these Double Half Same None of these Double Half Same 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 + (b/2a)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (2a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design Form coefficient of spring is Ratio of coil diameter to wire diameter Load required to produce unit deflection Concerned with strength of wire of spring Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection Concerned with strength of wire of spring Its capability of storing energy ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to Increase the key length Increase the key depth Decrease the key length Increase the key width Increase the key length Increase the key depth Decrease the key length Increase the key width ANSWER DOWNLOAD EXAMIANS APP