Which of the following statement is wrong?
A. The pitch of rivets is obtained by equating the tearing resistance of the plate to the shearing resistance of the rivets
B. The pitch of rivets should not be less than 2d, where d is the diameter of rivet hole
C. The maximum value of the pitch of rivets for a longitudinal joint of a boiler, as per I.B.R., is given by Pmax = C.t + 41.28 mm
D. According to I.B.R., the thickness of butt strap shall not be less than 5 mm
Answer: Option D
This Question Belongs to Mechanical Engineering >> Machine Design
A cotter joint is used to connect two __________ rods.
A. Co-axial
B. Perpendicular
C. Parallel
D. None of these
The rated life of a bearing varies
A. Directly as load
B. Inversely as square of load
C. Inversely as cube of load
D. Inversely as fourth power of load
The bending stress in a curved beam is
A. Zero at the centroidal axis
B. Zero at the point other than centroidal axis
C. Maximum at the neutral axis
D. None of these
The centre to centre distance between two consecutive rivets in a row, is called
A. Margin
B. Pitch
C. Back pitch
D. Diagonal pitch
Join The Discussion