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Home ‣ Civil Engineering ‣ Soil Mechanics and Foundation Engineering Comments
  • Question

  • The plasticity index is the numerical difference between


  • Options
  • A. liquid limit and plastic limit
  • B. plastic limit and shrinkage limit
  • C. liquid limit and shrinkage limit
  • D. none of these.

  • Correct Answer
  • liquid limit and plastic limit 

    • Soil Mechanics and Foundation Engineering problems

    Search Results

    • 1. Pick up the correct statement from the following:

    • Options
    • A. Isotropic consolidation of clay can be obtained in the triaxial apparatus under equal all-round pressure.
    • B. If the present effective stress is the maximum to which the clay has ever been subjected, it is called normally consolidated clay
    • C. If the present effective stress in the past was more than present effective stress, it is called over-consolidated clay
    • D. All the above.
      • Discuss
    • 2. Fundamental relationship between dry density (?d), bulk density (?) and water content (?), is :

    • Options
    • A. ? =
    • B. ?d =
    • C. ? =
    • D. ? =
      • Discuss
    • 3. Soil classification of composite soils, exclusively based on the particle size distribution, is known

    • Options
    • A. particle classification
    • B. textural classification
    • C. High Way Research Board classification
    • D. unified soil classification.
      • Discuss
    • 4. If W1, W2, W3 and W4 are the sequential weights obtained during observations in pycnometer method for determining water content, the formula to be used, is

    • Options
    • A. W =
    • B. W =
    • C. W =
    • D. W =
      • Discuss
    • 5. The ultimate bearing capacity of a soil, is

    • Options
    • A. total load on the bearing area
    • B. safe load on the bearing area
    • C. load at which soil fails
    • D. load at which soil consolidates.
      • Discuss
    • 6. The minimum centre to centre distance of friction piles of 1 m diameter, is

    • Options
    • A. 2 m
    • B. 2 m to 3 m
    • C. 3 m to 4 m
    • D. 5 m
      • Discuss
    • 7. Coulomb's wedge theory assumes that

    • Options
    • A. back fill is dry, cohesionless, homogeneous and isotropic
    • B. slip surface is the plane which passes through the heel of the wall
    • C. sliding wedge itself acts as a rigid body and the value of earth pressure is obtained by considering the limiting equilibrium of the wedge
    • D. position and direction of the resultant earth pressure, are known
    • E. all the above.
      • Discuss
    • 8. A critical hydraulic gradient may occur when

    • Options
    • A. flow is in upward direction
    • B. seepage pressure is in upward direction
    • C. effective pressure is zero
    • D. all the above.
      • Discuss
    • 9. In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface

    • Options
    • A. major principal stress is horizontal
    • B. minor principal stress is vertical
    • C. major principal stress is vertical
    • D. minor and major principal stresses are equally inclined to horizontal.
      • Discuss
    • 10. If drainage is permitted throughout the test, during the application of both normal, and shear stresses so that full consolidation occurs and no excess pore pressure is set up at any stage of the test, is known as

    • Options
    • A. quick test
    • B. drained test
    • C. consolidated undrained test
    • D. none of these.
      • Discuss

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