Machine Design Screws used for power transmission should have Very fine threads High efficiency Strong teeth Low efficiency Very fine threads High efficiency Strong teeth Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design The belt slip occurs due to Driving pulley too small Any one of the above Loose belt Heavy load Driving pulley too small Any one of the above Loose belt Heavy load ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is wrong for a connecting rod? The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy If Ixx > 4 Iyy, the buckling will occur about Y-axis The most suitable section for the connecting rod is T-section If Ixx < 4 Iyy, the buckling will occur about X-axis The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy If Ixx > 4 Iyy, the buckling will occur about Y-axis The most suitable section for the connecting rod is T-section If Ixx < 4 Iyy, the buckling will occur about X-axis 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 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 four rivets per pitch length, all 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 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 four rivets per pitch length, all in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are provided with a cage To prevent the lubricant from flowing out To facilitate slipping of balls To maintain the balls at a fixed distance apart To reduce friction To prevent the lubricant from flowing out To facilitate slipping of balls To maintain the balls at a fixed distance apart To reduce friction ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only ANSWER DOWNLOAD EXAMIANS APP