Machine Design Which one of the following loading is considered for the design of axles? Combined action of bending moment, twisting moment and axial thrust Twisting moment only Bending moment only Combined bending moment and twisting moments Combined action of bending moment, twisting moment and axial thrust Twisting moment only Bending moment only Combined bending moment and twisting moments 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 + (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)] σ [1 + (3a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cylindrical cams, the follower moves In a direction parallel to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Smaller than Equal to None of these Larger than Smaller than Equal to None of these Larger than ANSWER DOWNLOAD EXAMIANS APP
Machine Design The square threads are usually found on Feed mechanism of machine tools Railway carriage couplings Screw cutting lathes Spindles of bench vices Feed mechanism of machine tools Railway carriage couplings Screw cutting lathes Spindles of bench vices ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings Have low starting and low running friction at moderate speeds Can carry both radial and thrust loads All of these Have high initial cost Have low starting and low running friction at moderate speeds Can carry both radial and thrust loads All of these Have high initial cost ANSWER DOWNLOAD EXAMIANS APP
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