Poisson’s ratio is defined as the ratio of_________________?

Related Mcqs:

1. The value of Poisson’s ratio for cast iron is_________________?

   A. 0.1 to 0.2
   B. 0.23 to 0.27
   C. 0.25 to 0.33
   D. 0.4 to 0.6
   E. 3 to 4

2. The change in the unit volume of a material under tension with increase in its Poisson’s ratio will ________________?

   A. increase
   B. decrease
   C. remain same
   D. increase initially and then decrease
   E. unpredictable

3. For which material the Poisson’s ratio is more than unity_________________?

   A. steel
   B. copper
   C. aluminium
   D. cast iron
   E. none of the above

4. The value of Poisson’s ratio for steel is between_________________?

   A. 0.01 to 0.1
   B. 0.23 to 0.27
   C. 0.25 to 0.33
   D. 0.4 to 0.6
   E. 3 to 4

5. Modulus of rigidity is defined as the ratio of_________________?

   A. longitudinal stress and longitudinal strain
   B. volumetric stress and volumetric strain
   C. lateral stress and lateral strain
   D. shear stress and shear strain
   E. linear stress and lateral strain

6. Young’s modulus is defined as the ratio of ___________________?

   A. volumetric stress and volumetric strain
   B. lateral stress and lateral strain
   C. longitudinal stress and longitudinal strain
   D. shear stress to shear strain
   E. longitudinal stress and lateral strain

7. Strain is defined as the ratio of__________________?

   A. change in volume to original volume
   B. change in length to original length
   C. change in cross-sectional area to original cross-sectional area
   D. any one of the above
   E. none of the above

8. The percentage reduction in area of a cast iron specimen during tensile test would be of the order of_________________?

   A. more than 50%
   B. 25—50%
   C. 10—25%
   D. 5—10%
   E. negligible

9. The Young’s modulus of a wire is defined as the stress which will increase the length of wire compared to its original length________________?

   A. half
   B. same amount
   C. double
   D. one-fourth
   E. four times

10. The ratio of lateral strain to the linear strain within elastic limit is known as_______________?

    A. Young’s modulus
    B. bulk modulus
    C. modulus of rigidity
    D. modulus of elasticity
    E. Poisson’s ratio