# 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.

 A. True B. False

Explanation:

No answer description available for this question. Let us 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.

 A. wl/4 B. wl/2 C. wl D. wl2/2

Explanation:

No answer description available for this question. Let us 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'

 A. one-eighth B. one-fourth C. one-half D. four times

Explanation:

No answer description available for this question. Let us 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.

 A. 45° and 90° B. 45° and 135° C. 60° and 150° D. 30° and 135°

Explanation:

No answer description available for this question. Let us discuss.

5.

The bending moment on a section is maximum where shear force is

 A. minimum B. maximum C. changing sign D. zero