Machine Design Spring stiffness is Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Its ability to absorb shocks Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Its ability to absorb shocks ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be Double Same One-fourth One-half Double Same One-fourth One-half 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/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Metric Acme Square Buttress Metric Acme Square Buttress ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, plain carbon steel designated by 40C8 contains carbon 0.35 to 0.45% 0.40 to 0.60% None of these 0.20 to 0.40% 0.35 to 0.45% 0.40 to 0.60% None of these 0.20 to 0.40% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The arms of the pulleys for flat belt drive have Elliptical cross-section Major axis twice the minor axis Major axis in plane of rotation All the three characteristics Elliptical cross-section Major axis twice the minor axis Major axis in plane of rotation All the three characteristics ANSWER DOWNLOAD EXAMIANS APP
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