Machine Design When the speed of belt increases, The power transmitted will decrease The power transmitted will increase The coefficient of friction between the belt and pulley decreases The coefficient of friction between the belt and pulley increases The power transmitted will decrease The power transmitted will increase The coefficient of friction between the belt and pulley decreases The coefficient of friction between the belt and pulley increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resilience of a bolt may be increased by Decreasing its shank diameter Decreasing its length Increasing its shank diameter Increasing its length Decreasing its shank diameter Decreasing its length Increasing its shank diameter Increasing its length ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 70 to 83% 63 to 70% 80 to 90% 45 to 60% 70 to 83% 63 to 70% 80 to 90% 45 to 60% 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/2a)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cylindrical cams, the follower moves In any direction irrespective of cam axis In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Less than 50% More than 50% Equal to 50% None of these Less than 50% More than 50% Equal to 50% None of these ANSWER DOWNLOAD EXAMIANS APP
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