# Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 7
1.
In a beam of uniform strength, the bending stress developed is constant and is equal to the allowable stress at every section of the beam.
True
False
Explanation:
No answer description is available. Let's discuss.

2.
The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the fixed end.
wl/4
wl/2
wl
wl2/2
Explanation:
No answer description is available. Let's discuss.

3.
Two shafts 'A' and 'B' are made of same material. The shaft 'A' is of diameter D and shaft 'B' is of diameter D/2. The strength of shaft 'B' is __________ as that of shaft 'A'
one-eighth
one-fourth
one-half
four times
Explanation:
No answer description is available. Let's discuss.

4.
A body is subjected to a direct tensile stress (σ) in one plane. The shear stress is maximum at a section inclined at __________ to the normal of the section.
45° and 90°
45° and 135°
60° and 150°
30° and 135°