Machine Design Screws used for power transmission should have Strong teeth Very fine threads High efficiency Low efficiency Strong teeth Very fine threads High efficiency Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct? There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tube has the following advantage over pipe Lighter and easier to handle Smoother inside walls All of these Greater shock absorption Lighter and easier to handle Smoother inside walls All of these Greater shock absorption ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be a self locking screw, if its efficiency is More than 50% Less than 50% Equal to 50% None of these More than 50% Less than 50% Equal to 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress in a beam varies from zero at the outer fibers to a maximum at the________. Neutral surface Upper surface Lower surface None of these Neutral surface Upper surface Lower surface None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Buttress threads Square threads Acme threads Multiple threads Buttress threads Square threads Acme threads Multiple threads ANSWER DOWNLOAD EXAMIANS APP