Machine Design The acme threads are usually found on Railway carriage couplings Feed mechanism of machine tools Screw cutting lathes Spindles of bench vices Railway carriage couplings Feed mechanism of machine tools Screw cutting lathes Spindles of bench vices ANSWER DOWNLOAD EXAMIANS APP
Machine Design For low and moderate speed engines, the cam follower should move with Uniform velocity Simple harmonic motion Cycloidal motion Uniform acceleration and retardation Uniform velocity Simple harmonic motion Cycloidal motion Uniform acceleration and retardation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio is the ratio of Length of arc of approach to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch Length of arc of recess to the circular pitch Length of arc of approach to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch Length of arc of recess to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hot short metal is Brittle under all conditions Ductile at high temperature Brittle when hot Brittle when cold Brittle under all conditions Ductile at high temperature Brittle when hot Brittle when cold ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. One-fourth Double One-eighth One-half One-fourth Double One-eighth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient of friction, and θ = Semi-block angle) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) ANSWER DOWNLOAD EXAMIANS APP
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