The rivets are used for __________ fastenings. permanent temporary

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Question
The rivets are used for __________ fastenings.
Options
A. permanent
B. temporary

Correct Answer

permanent

Strength of Materials problems

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1. Which of the following statement is correct?
Options
A. The size of hole drilled in riveting plates is less than the actual size of rivet.
B. The centre to centre distance between two consecutive rivets in a row is called margin.
C. Rivets are generally specified by its shank diameter.
D. Tearing of plates can be avoided by taking the pitch of rivets equal to 1.5 times the diameter of rivet hole.

4. In a simple bending theory, one of the assumption is that the plane sections before bending remain plane after bending. This assumption means that
Options
A. stress is uniform throughout the beam
B. strain is uniform throughout the beam
C. stress is proportional to the distance from the neutral axis
D. strain is proportional to the distance from the neutral axis

8. When a body is subjected to direct tensile stresses (?_x and ?_y ) in two mutually perpendicular directions, accompanied by a simple shear stress ?_xy , then in Mohr's circle method, the circle radius is taken as
Options
A.
B.
C.
D.

9. The assumption, generally, made in the theory of simple bending is that
Options
A. the beam material is perfectly homogenous and isotropic
B. the beam material is stressed within its elastic limit
C. the plane sections before bending remain plane after bending
D. all of the above

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