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, 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

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
A tap bolt

Has head at one end and other end fits into a tapped hole in the other part to be joined
Has pointed threads
Has a head on one end and a nut fitted to the other
Has both the ends threaded

ANSWER DOWNLOAD EXAMIANS APP