Machine Design Screws used for power transmission should have Strong teeth High efficiency Very fine threads Low efficiency Strong teeth High efficiency Very fine threads Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Ratio of coil diameter to wire diameter Indication of quality of spring Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Indication of quality of spring Load required to produce unit deflection Its capability of storing energy ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction in belt drive depends upon Belt velocity Materials of belt and pulley Material of belt Material of pulley Belt velocity Materials of belt and pulley Material of belt Material of pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be 2εc + εl εc + εl² εc + 2εl εc² + εl 2εc + εl εc + εl² εc + 2εl εc² + εl ANSWER DOWNLOAD EXAMIANS APP
Machine Design Oldham coupling is used to connect two shafts Which have lateral misalignment Which are perfectly aligned Which are not in exact alignment Whose axes intersect at a small angle Which have lateral misalignment Which are perfectly aligned Which are not in exact alignment Whose axes intersect at a small angle ANSWER DOWNLOAD EXAMIANS APP
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