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Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 2
36.
According to Euler's column theory, the crippling load for a column of length (l) with one end fixed and the other end free is __________ the crippling load for a similar column hinged at both the ends.
equal to
less than
more than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then
the material A is more ductile than material B
the material B is more ductile than material A
the ductility of material A and B is equal
the material A is brittle and material B is ductile
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, consists of
one right angled triangle
two right angled triangles
one equilateral triangle
two equilateral triangles
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
A body is subjected to two normal stresses 20 kN/m2 (tensile) and 10 kN/m2 (compressive) acting perpendicular to each other. The maximum shear stress is
5 kN/m2
10 kN/m2
15 kN/m2
20 kN/m2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
When a cantilever beam is loaded at its free end, the maximum compressive stress shall develop at
bottom fibre
top fibre
neutral axis
centre of gravity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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