Machine Design Screws used for power transmission should have High efficiency Low efficiency Strong teeth Very fine threads High efficiency Low efficiency Strong teeth Very fine threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual number of teeth (T) is 1/sinθ 1/cosθ sinθ cosθ 1/tanθ 1/sinθ 1/cosθ sinθ cosθ 1/tanθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as M8 - 6d M8 M6 - 8d M6 M8 - 6d M8 M6 - 8d M6 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have All of these Small overall dimensions Accuracy of shaft alignment Low starting and low running friction except at very high speeds All of these Small overall dimensions Accuracy of shaft alignment Low starting and low running friction except at very high speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because The new belt will carry more than its share and result in short life Only one belt cannot be fitted with other used belts Belts are available in sets New and old belts will cause vibrations The new belt will carry more than its share and result in short life Only one belt cannot be fitted with other used belts Belts are available in sets New and old belts will cause vibrations ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in cyclic loading is more serious in Equally serious in both cases Depends on other factors Brittle materials Ductile materials Equally serious in both cases Depends on other factors Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
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