Soil Mechanics Online Test – Paper 2

1. The active earth pressure of a soil can be defined as lateral pressure exerted by the soil when

2. Base failure refers to a failure surface that:

3. The direction of seepage is

4. The reduction factor to the bearing capacity of soil due to the water table at a depth equal to the width of the footing below the footing is:

5. For the same soil, an increase in compaction effort

6. The water content of soils can be accurately determined by

7. The force exerted by flowing water on the sediment particles to cause their motion is called:

8. Shearing strength of cohesionless soil depends upon

9. A clay deposit subjected to pressure in the past which is more than the present overburden pressure is known as

10. Mechanical stabilization is done by

11. The principal stress is maximum on

12. Plasticity index is obtained as the difference between

13. The functional equation for specific gravity (G), water content (w), void ratio (e), and degree of saturation (Sr) is

14. The rise of the water table below the foundation influences the bearing capacity of soil mainly by reducing:

15. To what category do the gravel and sand belong?

16. The degree of saturation, Sr, of soil in percentage has a value

17. Cohesive soils:

18. The water content at which the soil changes from a liquid state to a plastic state is known as

19. The slope of the flow curve obtained in the liquid limit test is called

20. Physical weathering occurs due to

21. "If Nf, Nd, and H are the total flow channels, the total number of potential drops and total hydraulic head difference, respectively, the discharge, q, through the complete flow is given by

22. Cohesionless soils are formed due to

23. The soil having minimum/least bearing capacity is:

24. A foundation may be classified as shallow if:

25. Negative skin friction:

26. The angle of internal friction depends upon

27. The critical height in the stability of the soil is the:

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

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

30. The load-carrying capacity of the pile is............due to skin friction.