Machine Design If the tearing efficiency of a riveted joint is 75%, then the ratio of diameter of rivet to the pitch is equal to 0.6 0.2 0.5 0.25 0.6 0.2 0.5 0.25 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at the Shank Middle Thread Head Shank Middle Thread Head ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are provided with a cage To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out To facilitate slipping of balls To reduce friction To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out To facilitate slipping of balls To reduce friction 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 3/ (3 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 3/ (3 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by Z/pN p/ZN N/Zp ZN/p Z/pN p/ZN N/Zp ZN/p ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Ductile materials Brittle materials Depends on other factors Equally serious in both cases Ductile materials Brittle materials Depends on other factors Equally serious in both cases ANSWER DOWNLOAD EXAMIANS APP