Machine Design The endurance limit for a mirror polished material will be __________ as compared to unpolished material. Less Same None of these More Less Same None of these More ANSWER DOWNLOAD EXAMIANS APP
Machine Design Turn buckle has Left hand threads on both ends Left hand threads on one end and right hand threads on other end No threads Right hand threads on bout ends Left hand threads on both ends Left hand threads on one end and right hand threads on other end No threads Right hand threads on bout ends ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to Smaller than None of these Larger than Equal to Smaller than None of these Larger than ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 1.2 d 1.8 d 0.8 d 1.57 d 1.2 d 1.8 d 0.8 d 1.57 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force) 3 Pc 1 Pc Pc/3 2 Pc 3 Pc 1 Pc Pc/3 2 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/6 d/8 d/2 d/4 d/6 d/8 d/2 ANSWER DOWNLOAD EXAMIANS APP