Machine Design
For longitudinal joint in boilers, the type of joint used is

Any one of the above
Butt joint with double cover plate
Butt joint with single cover plate
Lap joint with one ring overlapping the other

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by

Equating tearing resistance of the plate to the crushing resistance of the rivets
None of these
Equating tearing resistance of the plate to the shearing resistance of the rivets
Equating shearing resistance to the crushing resistance of the rivets

ANSWER DOWNLOAD EXAMIANS APP