Related Questions

A double strap butt joint (with equal straps) is
A Always in single shear
B Always in double shear
C Either in single shear or double shear
D Any one of these
A double strap butt joint with equal straps is
A Always in single shear
B Always in double shear
C Either in single shear or double shear
D None of these
For unequal width of butt straps, the thicknesses of butt straps are
A 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside
B 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside
C 0.75 t for both the straps on the inside and outside
D 0.625 t for both the straps on the inside and outside
According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than one row for lap joint or butt joint (chain riveting) shall not be less than
A d
B 1.5 d
C 2 d
D 2.5 d
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as ________ double cover butt joint.
A Single riveted
B Double riveted
C Multi riveted
D None of these
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as _______ double cover butt joint.
A Single riveted
B Double riveted
C Both (A) and (B)
D None of these
In a butt welded joint, the size of weld is __________ the throat of weld.
A 0.5 times
B Equal to
C 2 times
D Double
Which of the following cotter joint will be used to connect strap end of a connecting rod?
A Spigot and socket cotter joint
B Sleeve and cotter joint
C Gib and cotter joint
D Any one of these
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?
A There are four rivets per pitch length, all in double shear
B There are four rivets per pitch length, out of which two are in single shear and two are in double shear
C There are five rivets per pitch length, all in double shear
D There are five rivets per pitch length, out of which four are in double shear and one is in single shear
According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be
A 45 to 60%
B 63 to 70%
C 70 to 83%
D 80 to 90%

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