Machine Design In Vickers hardness testing, the pyramid indentor apex is 152° 40° 136° 122° 152° 40° 136° 122° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Buttress threads are usually found on Railway carriage couplings Feed mechanisms Screw cutting lathes Spindles of bench vices Railway carriage couplings Feed mechanisms Screw cutting lathes Spindles of bench vices 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 + (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)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have 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 Small overall dimensions Accuracy of shaft alignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is 10 microns 1 micron 0.1 micron 0.01 micron 10 microns 1 micron 0.1 micron 0.01 micron ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial bearings, the load acts __________ to the axis of rotation. None of these Both A and B Parallel Perpendicular None of these Both A and B Parallel Perpendicular ANSWER DOWNLOAD EXAMIANS APP