Machine Design The helix angle for single helical gears ranges from 20° to 35° 35° to 50° 10° to 15° 15° to 20° 20° to 35° 35° to 50° 10° to 15° 15° to 20° 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The face angle of a bevel gear is equal to Pitch angle + dedendum angle Pitch angle - dedendum angle Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - dedendum angle Pitch angle - addendum angle Pitch angle + addendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Bolts Rivets Cotters Keys Bolts Rivets Cotters Keys ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a hydrodynamic lubricated bearing There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure ANSWER DOWNLOAD EXAMIANS APP
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