1. The materials which have the same elastic properties in all directions are called _____.

[A] brittle
[B] homogeneous
[C] isotropic
[D] None of the above

Answer: Option C

2. Modulus of rigidity is defined as, within elastic limit shear stress is proportional to _____.

[A] Shear strain
[B] Circumferential strain
[C] Torsional strain
[D] Longitudinal strain

Answer: Option A

3. The Poisson’s ratio of steel varies from _____.

[A] 0.31 to 0.34
[B] 0.32 to 0.42
[C] 0.23 to 0.27
[D] 0.25 to 0.33

Answer: Option D

4. Along the principal plane subjected to maximum principal stress _____.

[A] maximum shear stress acts
[B] no shear stress acts
[C] minimum shear stress acts
[D] All of the above

Answer: Option B

5. The shear force diagram for a cantilever beam of length and carrying a gradually varying load from zero at the free end and W per unit length at the fixed end is a _____.

[A] Inclined line
[B] straight line
[C] Parabolic curve
[D] Both B and C

Answer: Option C


Leave a Reply

Your email address will not be published. Required fields are marked *