Related Mcqs:

1. For a loose sand sample and a dense sand sample consolidated to the same effective stress_____________?

   A. ultimate strength is same and also peak strength is same
   B. ultimate strength is different but peak strength is same
   C. ultimate strength is same but peak strength of dense sand is greater than that of loose sand
   D. ultimate strength is same but peak

2. Relative density of a compacted dense sand is approximately equal to_____________?

   A. 0.4
   B. 0.6
   C. 0.95
   D. 1.20

3. If the sand in-situ is in its densest state, then the relative density of sand is_____________?

   A. zero
   B. 1
   C. between 0 and 1
   D. greater than 1

4. Coefficient of consolidation for clays normally_______________?

   A. decreases with increase in liquid limit
   B. increases with increase in liquid limit
   C. first increases and then decreases with increase in liquid limit
   D. remains constant at all liquid limits

5. The admixture of coarser particles like sand or silt to clay causes______________?

   A. decrease in liquid limit and increase in plasticity index
   B. decrease in liquid limit and no change in plasticity index
   C. decrease in both liquid limit and plasticity index
   D. increase in both liquid limit and plasticity index

6. Sand particles are made of________________?

   A. rock minerals
   B. kaolinite
   C. illite
   D. montmorillonite

7. Quick sand is a________________?

   A. type of sand
   B. flow condition occurring in cohesive soils
   C. flow condition occurring in cohesionless soils
   D. flow condition occurring in both cohesive and cohesionless soils

8. The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5 m, specific gravity 2.67 and voids ratio 0.67 is equal to_______________?

   A. 1.0m
   B. 1.5 m
   C. 2.0 m
   D. 3m

9. The coefficient of active earth pressure for a loose sand having an angle of internal friction of 30° is___________________?

   A. 1/3
   B. 3
   C. 1
   D. 1/2

10. Which of the following methods is more suitable for the determination of permeability of clayey soil ?

    A. constant head method
    B. falling head method
    C. horizontal permeability test
    D. none of the above