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- Question
Pick up the correct statement from the following:
Options- A. The object of classifying soils is to arrange them into groups according to their properties and behaviour
- B. A soil classification system is meant to provide an accepted and systematic method of describing the various types of soils eliminating personal factors
- C. The first category of soil classification is based on grain size of the soil
- D. The second category of soil classification is based on fine as well as coarse grains
- E. All the above.
- Correct Answer
- All the above.
- 1. A soil mass is said to be in plastic equilibrium if
Options- A. it is stressed to maximum
- B. it is on the verge of failure
- C. it is in plastic stage
- D. it starts flowing. Discuss
- 2. If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is
Options- A.
- B.
- C. 2
- D.
Discuss
- 3. A soil sample of mass specific gravity 1.92, has a moisture content 30%. If the specific gravity of solids is 2.75, the void ratio, is
Options- A. 0.858
- B. 0.860
- C. 0.862
- D. 0.864 Discuss
- 4. The ratio of volume of air voids to the volume of total voids, is known as
Options- A. air content
- B. percentage air voids
- C. percentage voids
- D. porosity. Discuss
- 5. An unsaturated 100 cm3 sample of soil weighs 190 g. If its dried weight is 160 g, water content of the soil, is
Options- A. 0.188
- B. 0.288
- C. 0.388
- D. 0.488
- E. 0.588 Discuss
- 6. The property of a soil which allows it to be deformed rapidly without rupture, elastic rebound and also a volume change, is known
Options- A. porosity
- B. plasticity
- C. permeability
- D. ductility. Discuss
- 7. On wetting, cohesive soils,
Options- A. loose permeability
- B. gain shear strength
- C. loose elasticity
- D. decrease their shear strength. Discuss
- 8. Tergazhi's theory of one dimensional consolidation assumes
Options- A. load is applied in one direction
- B. coefficient of permeability is constant
- C. excess pore water drains out only in the vertical direction
- D. time lag in consolidation is due entirely to permeability
- E. all the above. Discuss
- 9. Pick up the correct statement from the following:
Options- A. The dry density reduces by addition of water after attaining optimum moisture content
- B. The line joining the peak of three moisture content graphs obtained by using three compactive energies, is called line of optimus
- C. Well graded coarse grained soils can be compacted to a very high density as compared to fine grained soils
- D. All the above. . Discuss
- 10. Which one of the following statements is true for Mohr-Coulomb envelope?
Options- A. Coulomb suggests that the relationship between shear strength and normal stress, is adequately represented by the straight line
- B. The generalised Mohr theory suggests that, though the shear stress depends on the normal stress, the relation is not linear
- C. Coulomb and Mohr suggest that a definite relationship exists among the principal stress and the angle of internal friction
- D. For an ideal pure friction material, the straight line passes through the origin.
- E. All the above. Discuss
Soil Mechanics and Foundation Engineering problems
Search Results
Correct Answer: it is on the verge of failure
Correct Answer: 2
Correct Answer: 0.862
Correct Answer: air content
Correct Answer: 0.188
Correct Answer: plasticity
Correct Answer: decrease their shear strength.
Correct Answer: all the above.
Correct Answer: All the above. .
Correct Answer: All the above.
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