Soil Mechanics Online Test – Paper 2

1. The tendency of dense sand to expand on the application of shearing load is known as

2. A vertical wall is subjected to a liquid pressure on its one side, the total pressure on the wall acts at a distance of:

3. The passive earth pressure of a soil can be defined as lateral pressure exerted by the soil when the retaining wall tends to

4. The angle of internal friction depends upon

5. The critical exit gradient may occur when

6. In the modified Proctor test, the drop height of the rammer is

7. Physical weathering occurs due to

8. The thickness of adsorbed layers of soil is measured in

9. * For a properly designed footing, the bearing stress must be less than the bearing capacity, which is the bearing stress that causes a ......... failure within the foundation soil.

10. A phreatic line is defined as the line within a dam section below which there are

11. The degree of saturation in soils can be defined as the ratio of

12. Plasticity needle/Proctor needle is used to determine

13. If s is the focal length of Kozeny's parabola and k is the coefficient of permeability, the seepage flow rate per unit length of the dam is given as

14. As sheet pile walls are embedded in soil, for the design of:

15. Water content is defined as the ratio of

16. Square root of times fitting method is used for calculating

17. The quantity of seepage of water in the soil is

18. Particle size range is measured by

19. The process of improving the engineering properties of the soil and thus making it more stable is known as

20. Angle of Internal friction is minimum for

21. If in a partially saturated soil, the degree of saturation is 40%, then the air content of the soil is

22. Generally, soils are considered as

23. Clays containing organic matter are made suitable for stabilization by first adding a small percentage of

24. Units of the coefficient of permeability

25. The effective stress in a soil is equal to

26. Sheet pile walls are used as:

27. In an undrained plastic clay, the shear strength is due to

28. Overturning moment due to the pressure of the soil is 10 KN-m while the resisting moment is 5 KN-m. Find the factor of safety:

29. The water content of soils is defined as the ratio of

30. The ratio of plasticity index to clay fraction is known as