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Soil Mechanics and Foundation Engineering problems


  • 1. 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
  • 2. 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
  • 3. A saturated soil sample has water content of 40% and specific gravity of soil particles 2.7. The void ratio of the soil, is

  • Options
  • A. 0.4
  • B. 0.52
  • C. 1.08
  • D. none of these.
  • Discuss
  • 4. The inventor of the term soil mechanics, was

  • Options
  • A. Kray
  • B. Dr. Karl Terzaghi
  • C. Leygue
  • D. Fellenius.
  • Discuss
  • 5. The phreatic line in an earth dam may be

  • Options
  • A. circular
  • B. elliptical
  • C. parabolic
  • D. a straight line
  • E. all the above.
  • Discuss
  • 6. The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is

  • Options
  • A. 1.0
  • B. 1.5
  • C. 2.0
  • D. 2.5
  • Discuss
  • 7. In a purely cohesive soil, the critical centre lies at the intersection of

  • Options
  • A. perpendicular bisector of slope and the locus of the centre
  • B. perpendicular drawn at l/3rd slope from toe and the locus of the centre
  • C. perpendicular drawn at 2/3rd slope from toe and the locus of the centre
  • D. directional angles
  • E. none of these.
  • Discuss
  • 8. The ratio of the volume of water present in a given soil mass to the total volume of its voids, is known

  • Options
  • A. porosity
  • B. void ratio
  • C. percentage voids
  • D. degree of saturation.
  • Discuss
  • 9. The angle of internal friction, is least for

  • Options
  • A. angular-grained loose sand
  • B. angular -grained dense sand
  • C. round-grained loose sand
  • D. round-grained loose sand
  • E. clays.
  • Discuss
  • 10. The reduction in volume of soil due to squeezing out of water from the voids, is termed

  • Options
  • A. primary consolidation
  • B. primary compression
  • C. primary time effect
  • D. all the above.
  • Discuss

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