Machine Design According to Indian standards, total numbers of fundamental deviations are 10 20 15 25 10 20 15 25 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in belts Increases the belt tension without increasing power transmission Decreases the power transmitted Increase the wrap angle Increases the power transmitted Increases the belt tension without increasing power transmission Decreases the power transmitted Increase the wrap angle Increases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 6/ (6 + v) 4.5/ (4.5 + v) 0.75/ (0.75 + √v) 3/ (3 + v) 6/ (6 + v) 4.5/ (4.5 + v) 0.75/ (0.75 + √v) 3/ (3 + v) 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 + (3a/b)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (b/3a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The crest diameter of a screw thread is same as Pitch diameter Core diameter Major diameter Minor diameter Pitch diameter Core diameter Major diameter Minor diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings Have high initial cost Can carry both radial and thrust loads All of these Have low starting and low running friction at moderate speeds Have high initial cost Can carry both radial and thrust loads All of these Have low starting and low running friction at moderate speeds ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS