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- Question
The neutral stress in a soil mass is
Options- A. force per neutral area
- B. force per effective area
- C. stess taken up by the pore water
- D. stress taken up by solid particles.
- Correct Answer
- stess taken up by the pore water
- 1. A flow net may be utilised for the determination of
Options- A. exit gradient
- B. seepage
- C. hydrostatic pressure
- D. seepage pressure
- E. all the above. Discuss
- 2. The ratio of the weight of water to the weight of solids in a given mass of soil, is known
Options- A. porosity
- B. specific gravity
- C. void ratio
- D. water content. Discuss
- 3. Pick up the correct statement from the following:
Options- A. The range of water content between the liquid limit and plastic limit, is called plasticity index.
- B. The ratio of the liquid limit minus the natural water content to the plasticity index of soils, is called consistency index
- C. The ratio of natural water content minus its plastic limit to its plasticity index is called liquidity index
- D. The ratio between plasticity index and flow index (i.e. slope of flow curve in case of liquid limit), is called toughness index
- E. All the above. Discuss
- 4. Through a point in a loaded soil mass, there exists n typical planes mutually orthogonal on which the stress is wholly normal and no shear stress acts, if n is
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 5. The Mohr's straight theory is based on the following fact :
Options- A. Material fails essentially by shear
- B. Ultimate strength of the material is determined by the stress in the plane of slip
- C. Failure criterion is independent of the intermediate principal stress
- D. All the above. Discuss
- 6. A triaxial shear test is prefered to direct shear test, because
Options- A. it can be performed under all three driange conditions with complete control
- B. precise measurement of pore pressure and change in volume during test, is not posible
- C. stress distribution on the failure plane, is non uniform
- D. none of these. Discuss
- 7. A plane inclined at an angle ? to the horizontal at which the soil is expected to stay in the absence of any lateral support, is known as
Options- A. natural slope line
- B. repose line
- C. the ? line
- D. all the above. Discuss
- 8. Pick up the correct statement from the following:
Options- A. The permeability of the coarse-grained soils may be reduced by grouting.
- B. The process of injecting fluids (i.e. grouts) into the pores space of the soil, is called grouting.
- C. The grouting increases the soil strength.
- D. All the above. Discuss
- 9. A suspended particle falls through a height H cm in water in t minutes. If the viscosity of water is ? and specific gravity of the particle is G, the diameter of the particle is (where M is a constant factor)
Options- A. 103M
- B. 104M
- C. 105M
- D. 102M
Discuss
- 10. The bearing capacity of a soil depends upon
Options- A. size of the particles
- B. shape of the particles
- C. cohesive properties of particles
- D. internal frictional resistance of particles
- E. all the above. Discuss
Soil Mechanics and Foundation Engineering problems
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Correct Answer: all the above.
Correct Answer: water content.
Correct Answer: All the above.
Correct Answer: 3
Correct Answer: All the above.
Correct Answer: it can be performed under all three driange conditions with complete control
Correct Answer: all the above.
Correct Answer: All the above.
Correct Answer: 105M
Correct Answer: all the above.
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