Discussion
Home ‣ Civil Engineering ‣ Soil Mechanics and Foundation Engineering Comments
- Question
For a base failure of a slope, depth factor
Options- A. Df = 1
- B. Df < 1
- C. Df > 1
- D. none of these.
- Correct Answer
- Df > 1
- 1. For slopes of limited extent the surface of slippage, is usually along
Options- A. a parabolic arc
- B. an elliptical arc
- C. a straight line
- D. a circular arc. Discuss
- 2. Pick up the correct statement from the following:
Options- A. The void ratio in soils is defined as the ratio of the volume of voids to the volume of solids
- B. The porosity of a soil is defined as the ratio of the volume of voids to the gross volume of the soil
- C. The bulk density of a soil is defined as the unit weight of the soil
- D. The dry density of a soil is defined as weight of solids to the total volume of the soil
- E. All the above. Discuss
- 3. The critical exist gradient of seepage water in soils, increases with
Options- A. an increase in specific gravity
- B. a decrease in specific gravity
- C. a decrease in void ratio
- D. both (a) and (c)
- E. none of these. Discuss
- 4. The shear strength of a soil
Options- A. increases with an increase in the normal stress
- B. is proportional to the cohesion of the soil
- C. is generally known as the strength of the soil
- D. is proportional to the tangent of the angle of internal friction
- E. all the above. Discuss
- 5. According to IS : 2720 - 1965, the composition of a dispersing solution used in pipette analysis for determining the size of particles, is
Options- A. sodium-hexametaphosphate 33 g, sodium carbonate 7 g and distilled water one litre
- B. sodium-hexametaphosphate 7 g, sodium carbonate 33 g and distilled water one litre
- C. sodium-hexametaphosphate 23 g, sodium carbonate 17 g and distilled water one litre
- D. none of these. Discuss
- 6. When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known
Options- A. quick condition
- B. boiling condition
- C. quick sand
- D. all the above. Discuss
- 7. In a fow net
Options- A. flow lines and equipotential lines cross each other at right angles
- B. fields are rectangles whose length is twice the breadth
- C. smaller the dimensions of the field, smaller will be the hydraulic gradient and velocity of flow through it
- D. for homogeneous soil, the curves are smooth and circular. Discuss
- 8. A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is
Options- A. 0.55
- B. 0.60
- C. 0.65
- D. 0.70 Discuss
- 9. The triaxial apparatus is usually used for
Options- A. unconsolidated-undrained test
- B. consolidated-undrained test
- C. drained test
- D. all the above tests. Discuss
- 10. If Cv is the coefficient of consolidation, t is the time and d is drainage path of one dimensional consolidation of soil, the time factor Tv, is given by
Options- A.
- B.
- C.
- D.
Discuss
Soil Mechanics and Foundation Engineering problems
Search Results
Correct Answer: a circular arc.
Correct Answer: All the above.
Correct Answer: both (a) and (c)
Correct Answer: all the above.
Correct Answer: sodium-hexametaphosphate 33 g, sodium carbonate 7 g and distilled water one litre
Correct Answer: all the above.
Correct Answer: flow lines and equipotential lines cross each other at right angles
Correct Answer: 0.60
Correct Answer: all the above tests.
Correct Answer:
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