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  • Question

  • A flow line makes angles ?1 and ?2 with the normal to the interface of the soils having permeabilities k1, k2 before and after deflection. According to the law of deflection of the flow lines at the interface of the dissimilar soils


  • Options
  • A. A flow line makes angles ?1 and ?2 with the normal to the interface of the soils having permeabiliti
  • B. A flow line makes angles ?1 and ?2 with the normal to the interface of the soils having permeabiliti
  • C. A flow line makes angles ?1 and ?2 with the normal to the interface of the soils having permeabiliti
  • D. A flow line makes angles ?1 and ?2 with the normal to the interface of the soils having permeabiliti

  • Correct Answer
  •  

    • Soil Mechanics and Foundation Engineering problems

    Search Results

    • 1. The seepage force in a soil, is

    • Options
    • A. perpendicular to the equipotential lines
    • B. proportional to the exit graident
    • C. proportional to the head loss
    • D. all the above.
      • Discuss
    • 2. The coefficient of curvature is defined

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known

    • Options
    • A. porosity
    • B. specific gravity
    • C. void ratio
    • D. water content.
      • Discuss
    • 4. Minimum depth of a footing carrying a heavy load, is calculated by the formula

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. Pick up the correct statement from the following:

    • Options
    • A. When water table is above the base of a footing, the dry weight m should be used for soil below water table
    • B. When water table is located somewhat below the base of a footing, the elastic wedge is partly of moist soil and partly of submerged soil, and a suitable reduction factor is used
    • C. When water table is just at the base of the footing, no reduction factor is used
    • D. None of these.
      • Discuss
    • 6. Accurate determination of water content, is made by

    • Options
    • A. calcium carbide method
    • B. sand bath method
    • C. alcohol method
    • D. oven-drying method.
      • Discuss
    • 7. The ratio of the volume of voids to the volume of soil solids in a given soil mass, is known

    • Options
    • A. porosity
    • B. specific gravity
    • C. void ratio
    • D. water content.
      • Discuss
    • 8. The liquidity index is defined as a ratio expressed as percentage of

    • Options
    • A. plastic limit minus the natural water content, to its plasticity index
    • B. natural water content minus its plastic limit to its plasticity index
    • C. natural water content plus its plastic limit to its plasticity index
    • D. liquid limit minus the natural water content to the plasticity index.
      • Discuss
    • 9. The active earth pressure of a soil is proportional to (where ? is the angle of friction of the soil)

    • Options
    • A. tan (45° - ?)
    • B. tan2 (45° + ?/2)
    • C. tan2 (45° - ?/2)
    • D. tan (45° + ?)
      • Discuss
    • 10. The weight of a pycnometer containing 400 g sand and water full to the top is 2150 g. The weight of pycnometer full of clean water is 1950 g. If specific gravity of the soil is 2.5, the water content is

    • Options
    • A. 5%
    • B. 10%
    • C. 15%
    • D. 20%
      • Discuss

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