Related Questions

Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole and $${\sigma _{\text{t}}}$$ = Permissible tensile stress for plate material)
A $${\text{pd}}{\sigma _{\text{t}}}$$
B $${\text{pt}}{\sigma _{\text{t}}}$$
C $$\left( {{\text{p}} - {\text{d}}} \right){\sigma _{\text{t}}}$$
D $$\left( {{\text{p}} - {\text{d}}} \right){\text{t}}{\sigma _{\text{t}}}$$
The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates and $${\sigma _{\text{t}}},\,\tau $$  and $${\sigma _{\text{c}}}$$ = Permissible tensile, shearing and crushing stresses respectively)
A $$\left( {{\text{p}} - 2{\text{d}}} \right){\text{t}} \times {\sigma _{\text{c}}}$$
B $$\left( {{\text{p}} - {\text{d}}} \right){\text{t}} \times \tau $$
C $$\left( {{\text{p}} - {\text{d}}} \right){\text{t}} \times {\sigma _{\text{t}}}$$
D $$\left( {2{\text{p}} - {\text{d}}} \right){\text{t}} \times {\sigma _{\text{t}}}$$
If the rivets in adjacent rows are staggered and the outermost row has only one rivets, the arrangement of the rivets is called
A Chain riveting
B Zigzag riveting
C Diamond riveting
D Crisscross riveting
Maximum pitch of rivets, used in steel stacks, is limited to (where t is thickness of thinner plate being connected)
A 6t
B 10t
C 12t
D 16t
According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length)
A $$\frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$
B $$1.875 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$
C $$2 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$
D $$3 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$
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
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
As compared to field rivets, the shop rivets are
A Stronger
B Weaker
C Equally strong
D Any of the above
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

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