Mechanical Engineering - Strength of Materials

11.
A reinforced cement concrete beam is considered to be made of
homogeneous material
hetrogeneous material
composite material
isotropic material
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
The radius of the Mohr 's circle in the given figure is equal to
sum of two principal stresses
difference of two principal stresses
half the sum of two principal stresses
half the difference of two principal stresses
Answer: Option
Explanation:
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13.
The extension of a circular bar tapering uniformly from diameter d1 at one end to diameter d2 at the other end, and subjected to an axial pull of P is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
The ratio of bulk modulus to Young's modulus for a Poisson's ratio of 0.25 will be
1/3
2/3
1
3/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
The bending moment diagram for a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is a parabolic curve.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.