Machine Design A key way lowers The strength of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Increasing the cross-section area of bar Would depend upon other factors Remain unaffected with cross-section area Decreasing the cross-section area of bar Increasing the cross-section area of bar Would depend upon other factors Remain unaffected with cross-section area Decreasing the cross-section area of bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design The longitudinal stress is __________ of the circumferential stress. One-half Two-third Three-fourth Double One-half Two-third Three-fourth Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole) 2.5 d 1 d 2 d 1.5 d 2.5 d 1 d 2 d 1.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 1420 d 2080 d 2840 d 1680 d 1420 d 2080 d 2840 d 1680 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a close coiled helical spring is compressed, its wire is subjected to All of these Compression Shear Tension All of these Compression Shear Tension ANSWER DOWNLOAD EXAMIANS APP
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