Machine Design The shock resistance of steel is increased by adding Cobalt and molybdenum Nickel Chromium Nickel and chromium Cobalt and molybdenum Nickel Chromium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gears are casted by Centrifugal casting Sand mould casting Permanent mould casting Slush casting Centrifugal casting Sand mould casting Permanent mould casting Slush casting ANSWER DOWNLOAD EXAMIANS APP
Machine Design A universal coupling is used to connect two shafts Have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ 4 τ τ/2 2 τ τ 4 τ τ/2 2 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration factor is defined as the ratio of Nominal stress to the maximum stress Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the endurance limit Nominal stress to the maximum stress Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the endurance limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T/sec³φ T sec³φ T cosecφ T sec²φ T/sec³φ T sec³φ T cosecφ T sec²φ ANSWER DOWNLOAD EXAMIANS APP
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