Machine Design The rated life of a bearing varies Inversely as cube of load Inversely as fourth power of load Directly as load Inversely as square of load Inversely as cube of load Inversely as fourth power of load Directly as load Inversely as square of load ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a nut is tightened by placing a washer below it, the bolt will be subjected to following type of loads Shear Compression Tension Combined loads Shear Compression Tension Combined loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The belt slip occurs due to Loose belt Heavy load Any one of the above Driving pulley too small Loose belt Heavy load Any one of the above Driving pulley too small 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 + (3a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is Larger Larger/smaller depending on diameter of spring coil Smaller Equal Larger Larger/smaller depending on diameter of spring coil Smaller Equal ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio None of these Decreases Remains unchanged Increases None of these Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
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