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Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 4
6.
A column is said to be a short column, when
its length is very small
its cross-sectional area is small
the ratio of its length to the least radhis of gyration is less than 80.
the ratio of its length to the least radius of gyration is more than 80.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
In a thick cylindrical shell subjected to an internal pressure (p), the radial stress across the thickness of the cylinder is
maximum at the outer surface and minimum at the inner surface
maximum at the inner surface and minimum at the outer surface
maximum at the outer surface and zero at the inner surface
maximum at the inner surface arid zero at the outer surface
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
In order to avoid tearing off the plate at an edge, the distance from the centre of the rivet hole to the nearest edge of the plate (i.e. margin) should be (where d = Diameter of rivet hole in mm)
d
1.5 d
2 d
2.5 d
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
In a riveted joint, when the rivets in the various rows are opposite to each other, the joint is said to be
chain riveted
zig-zag riveted
diamond riveted
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
The load required to produce a unit deflection in a spring is called
flexural rigidity
torsional rigidity
spring stiffness
Young's modulus
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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