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Civil Engineering :: Soil Mechanics and Foundation Engineering

  1. The method of the slices is applicable to

  2. A.

    homogenous soils

    B.
    stratified soils
    C.

    saturated soils

    D.

    non-uniform slopes

    E.

    all the above.


  3. When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known

  4. A.

    quick condition

    B.

    boiling condition

    C.

    quick sand

    D.

    all the above.


  5. The phreatic line in an earth dam may be

  6. A.

    circular

    B.

    elliptical

    C.

    parabolic

    D.

    a straight line

    E.

    all the above.


  7. Pick up the correct statement from the following:

  8. A.

    A maximum value of dry density is obtained at optimum water content

    B.

    At low value of water content most soils tend to be stiff.

    C.
    At high water content, the dry density decreases with an increase of water content.
    D.

    An airless soil will have maximum possible value of dry density for the given water content

    E.

    All the above.


  9. The shearing strength of a cohesion-less soil depends upon

  10. A.

    dry density

    B.

    rate of loading

    C.

    confining pressure

    D.
    nature of loading.

  11. According to IS : 2720 - 1965, the composition of a dispersing solution used in pipette analysis for determining the size of particles, is

  12. A.

    sodium-hexametaphosphate 33 g, sodium carbonate 7 g and distilled water one litre

    B.

    sodium-hexametaphosphate 7 g, sodium carbonate 33 g and distilled water one litre

    C.

    sodium-hexametaphosphate 23 g, sodium carbonate 17 g and distilled water one litre

    D.

    none of these.


  13. Cohesive soils are generally

  14. A.

    plastic and also compressible

    B.

    elastic and also compressible

    C.

    plastic but incompressible

    D.

    none of these.


  15. If the coefficient of the active pressure Ka is 1/3, the coefficient of passive pressure Kp, is

  16. A.

    1/3

    B.

    2/3

    C.

    1

    D.

    3/2

    E.
    3

  17. The inventor of the term soil mechanics, was

  18. A.

    Kray

    B.

    Dr. Karl Terzaghi

    C.

    Leygue

    D.

    Fellenius.


  19. Compression of soil occurs rapidly if voids are filled with

  20. A.
    air
    B.

    water

    C.

    partly with air and partly with water

    D.

    none of these.