Machine Design Which of the following screw thread is used for power transmission in one direction only? Multiple threads Acme threads Square threads Buttress threads Multiple threads Acme threads Square threads Buttress threads 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% 0.20 to 0.40% None of these 0.35 to 0.45% 0.40 to 0.60% 0.20 to 0.40% None of these 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 + (b/3a)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (2a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of third type, the mechanical advantage is __________ one. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Small overall dimensions Low starting and low running friction except at very high speeds Accuracy of shaft alignment All of these Small overall dimensions Low starting and low running friction except at very high speeds Accuracy of shaft alignment All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The application of second type levers is found in Hand wheel of a punching press Handle of a hand pump A pair of tongs Lever of a loaded safety valve Hand wheel of a punching press Handle of a hand pump A pair of tongs Lever of a loaded safety valve ANSWER DOWNLOAD EXAMIANS APP
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