Related Mcqs:

1. 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

2. 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

3. 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

4. For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass ?

   A. oven drying method
   B. sand bath method
   C. alcohol method
   D. calcium carbide method

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

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

6. 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

7. Sand particles are made of________________?

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

8. Which one of the following clays behaves like a dense sand ?

   A. over-consolidated ciay with a high over-consolidation ratio
   B. over-consolidated clay with a low over-consolidation ratio
   C. normally consolidated clay
   D. under-consolidated clay

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. Toughness index is defined as the ratio of____________________?

    A. plasticity index to consistency index
    B. plasticity index to flow index
    C. liquidity index to flow index
    D. consistency index to liquidity index