Civil Engineering

Soil Mechanics And Foundation MCQs

Practice Soil Mechanics And Foundation MCQs for competitive exams.

Soil Mechanics And Foundation MCQs

Practice questions from this topic.

If the plasticity index of a soil mass is zero, the soil is

  1. A. sand
  2. B. silt
  3. C. clay
  4. D. clayey silt
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Stoke’s law is valid only if the size of particle is

  1. A. less than 0.0002 mm
  2. B. greater than 0.2 mm
  3. C. between 0.2 mm and 0.0002 mm
  4. D. all of the above
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Relative density of a compacted dense sand is approximately equal to

  1. A. 0.4
  2. B. 0.6
  3. C. 0.95
  4. D. 1.20
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Effective stress on soil

  1. A. Increases voids ratio and decreases permeability
  2. B. Increases both voids ratio and permeability
  3. C. Decreases both voids ratio and permeability
  4. D. Decreases voids ratio and increases permeability
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A pycnometer is used to determine

  1. A. water content and voids ratio
  2. B. specific gravity and dry density
  3. C. water content and specific gravity
  4. D. voids ratio and dry density
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The shear strength of a soil

  1. A. Is directly proportional to the angle of internal friction of the soil
  2. B. Is inversely proportional to the angle of internal friction of the soil
  3. C. Decreases with increase in normal stress
  4. D. Decreases with decrease in normal stress
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Allowable bearing pressure for a foundation depends upon

  1. A. allowable settlement only
  2. B. ultimate bearing capacity of soil only
  3. C. both allowable settlement and ultimate bearing capacity
  4. D. none of above
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If the shearing stress is zero on two planes, then the angle between the two planes is

  1. A. 45°
  2. B. 90°
  3. C. 135°
  4. D. 225°
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If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is

  1. A. 90°
  2. B. 45°
  3. C. 22.5°
  4. D.
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Which of the following types of soil is transported by gravitational forces ?

  1. A. loess
  2. B. talus
  3. C. drift
  4. D. dune sand
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The water content of soil, which represents the boundary between plastic state and liquid state, is known as

  1. A. liquid limit
  2. B. plastic limit
  3. C. shrinkage limit
  4. D. plasticity index
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Bishop’s method of stability analysis

  1. A. is more conservative
  2. B. neglects the effect of forces acting on the sides of the slices
  3. C. assumes the slip surface as an arc of a circle
  4. D. all of the above
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