Machine Design Ball bearing type screws are found in following application Screw jack Aeroplane engines Steering mechanism Crane Screw jack Aeroplane engines Steering mechanism Crane ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, plain carbon steel designated by 40C8 contains carbon 0.20 to 0.40% None of these 0.35 to 0.45% 0.40 to 0.60% 0.20 to 0.40% None of these 0.35 to 0.45% 0.40 to 0.60% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Either A or B Temporary Permanent None of these Either A or B Temporary Permanent None of these 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, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all 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 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, all in double shear There are four rivets per pitch length, all in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design The effective stress in wire ropes during normal working is equal to the stress due to Axial load plus stress due to bending Bending plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to acceleration/retardation Axial load plus stress due to bending Bending plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to acceleration/retardation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to Increase the power transmission capacity Decrease the tendency of belt to slip Increase the wrap angle and belt tension All the above objectives Increase the power transmission capacity Decrease the tendency of belt to slip Increase the wrap angle and belt tension All the above objectives ANSWER DOWNLOAD EXAMIANS APP