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

  • Negative skin friction on piles


  • Options
  • A. is caused due to relative settlement of the soil
  • B. is caused in soft clays
  • C. decreases the pile capacity
  • D. all of the above.

  • Correct Answer
  • all of the above. 

    • Soil Mechanics and Foundation Engineering problems

    Search Results

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

    • Options
    • A. O.M.C. refers to the moisture corresponding to the maximum point on the moisture content dry density curve
    • B. The line which shows moisture content dry density relation for soil containing a constant percentage of air voids, is known as air void line
    • C. The weight of hammer used for compaction test is 25 kg
    • D. The free fall of hammer for compaction is 30.5 cm
    • E. All the above.
      • Discuss
    • 2. The fundamental equation of air content (ac), degree of saturation (Sr) and void ratio (e), is

    • Options
    • A. ac =
    • B. ac =
    • C. ac =
    • D. ac =
      • Discuss
    • 3. The maximum water content at which a reduction in water content does not cause a decrease in volume of a soil mass, is known

    • Options
    • A. liquid limit
    • B. plastic limit
    • C. shrinkage limit
    • D. permeability limit.
      • Discuss
    • 4. W is the weight of soil having a moisture content ?. If V is the volume of proctor's mould, the dry density of the soil is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. For a homogeneous earth dam 50 m high having 2 m free broad, a flow net was constructed and the results were : Number of potential drops = 2.4 Number of flow channels = 0.4. If coefficiency of permeability of the dam mateiral is 3 x 10-3 cm3/sec, the discharge per metre length of dam, is

    • Options
    • A. 12 x 10-5 m3/sec
    • B. 24 x 10-3 m3/sec
    • C. 6 x 10-5 m3/sec
    • D. 24 x 10-5 m3/sec
      • Discuss
    • 6. If a soil undergoes a change in shape and volume by application of external loads over it, but recovers its shape and volume immediately after removal of the load, the property of the soil is said to be

    • Options
    • A. Resilience of soils
    • B. Elasticity of soils
    • C. Compressibility of soils
    • D. None of these.
      • Discuss
    • 7. Maximum size of clay particles, is :

    • Options
    • A. 0.002 mm
    • B. 0.04 mm
    • C. 0.06 mm
    • D. 0.08 mm
    • E. 1 mm
      • Discuss
    • 8. The compression resulting from a long term static load and consequent escape of pore water, is known as

    • Options
    • A. compaction
    • B. consolidation
    • C. swelling
    • D. none of these.
      • Discuss
    • 9. Fundamental relationship between dry density (?d), specific gravity (G), water content (?) and percentage of air voids (na) is :

    • Options
    • A. ?d =
    • B. ?d =
    • C. ?d =
    • D. ?d =
      • Discuss
    • 10. Transporting and redepositing soils, is done by

    • Options
    • A. water
    • B. glacier
    • C. gravity
    • D. wind
    • E. all the above.
      • Discuss

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