Machine Design The rolling contact bearings as compared to sliding contact bearings have Small overall dimensions All of these Accuracy of shaft alignment Low starting and low running friction except at very high speeds Small overall dimensions All of these Accuracy of shaft alignment Low starting and low running friction except at very high speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be 16F/ 3πd² 8F/ πd² 6F/ πd² 4F/ πd² 16F/ 3πd² 8F/ πd² 6F/ πd² 4F/ πd² ANSWER DOWNLOAD EXAMIANS APP
Machine Design A feather key is generally Loose in both shaft and hub Tight in both shaft and hub Loose in shaft and tight in hub Tight in shaft and loose in hub Loose in both shaft and hub Tight in both shaft and hub Loose in shaft and tight in hub Tight in shaft and loose in hub ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a belt drive is transmitting maximum power, Driving tension on slack side is equal to centrifugal tension Driving tension on tight side is twice the centrifugal tension Effective tension is equal to centrifugal tension Effective tension is half of centrifugal tension Driving tension on slack side is equal to centrifugal tension Driving tension on tight side is twice the centrifugal tension Effective tension is equal to centrifugal tension Effective tension is half of centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design The steel pulleys are __________ in weight than cast iron pulleys of the same capacity. Heavier None of these Moderate Lighter Heavier None of these Moderate Lighter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt All of these Increasing wrap angle by using idler pulley Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt All of these Increasing wrap angle by using idler pulley ANSWER DOWNLOAD EXAMIANS APP