Mechanical Engineering - Strength of Materials

21.
A beam which is fixed at one end and free at the other is called
simply supported beam
fixed beam
overhanging beam
cantilever beam
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
Young's modulus
modulus of rigidity
bulk modulus
Poisson's ratio
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
The bending moment at a section tends to bend or deflect the beam and the internal stresses resist its bending. The resistance offered by the internal stresses, to the bending, is called
compressive stress
shear stress
bending stress
elastic modulus
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
The section modulus of a rectangular section about an axis through its C.G., is
b/2
d/2
bd2/2
bd2/6
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be
5/7
7/5
5/14
14/5
Answer: Option
Explanation:
No answer description is available. Let's discuss.