# Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 6
41.
When a body is subjected to a direct tensile stress (σ) in one plane, then normal stress on an oblique section of the body inclined at an angle θ to the normal of the section is
σ cos θ
σ cos2 θ
σ sin θ
σ sin2 θ
Explanation:
No answer description is available. Let's discuss.

42.
The columns whose slenderness ratio is less than 80, are known as
short columns
long columns
weak columns
medium columns
Explanation:
No answer description is available. Let's discuss.

43.
The equivalent length, of a given column with given end conditions, is the length of an equivalent column of the same material and cross-section with hinged ends, and having the value of crippling load equal to that of the given column.
True
False
Explanation:
No answer description is available. Let's discuss.

44.
Within elastic limit, shear stress is __________ shear strain.
equal to
less than
directly proportional to
inversely proportional to