Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Buttress Square Metric Acme Buttress Square Metric Acme ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in the belt Decreases the power transmitted Has no effect on the power transmitted Increases the power transmitted Is equal to maximum tension on the belt Decreases the power transmitted Has no effect on the power transmitted Increases the power transmitted Is equal to maximum tension on the belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rated life of a bearing varies Inversely as cube of load Inversely as square of load Inversely as fourth power of load Directly as load Inversely as cube of load Inversely as square of load Inversely as fourth power of load Directly as load ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a sleeve coupling, outer diameter of the sleeve is taken as (where d = Diameter of the shaft) d + 17 mm 2d + 13 mm 2d + 20 mm 3.5d d + 17 mm 2d + 13 mm 2d + 20 mm 3.5d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Small overall dimensions Accuracy of shaft alignment All of these Low starting and low running friction except at very high speeds Small overall dimensions Accuracy of shaft alignment All of these Low starting and low running friction except at very high speeds 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/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)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP