Discussion
Home ‣ Civil Engineering ‣ Soil Mechanics and Foundation Engineering Comments
- Question
If the cohesive force, (c), is 1.5 t/m2, the density (?) of the soil is 2.0 t/m3, factor of safety (F) is 1.5 and stability factor (Sn) is 0.05, the safe height of the §lope, is
Options- A. 5 metres
- B. 8 metres
- C. 10 metres
- D. 12 metres
- Correct Answer
- 10 metres
- 1. The specific gravity of quartz, is
Options- A. 2.65
- B. 2.72
- C. 2.85
- D. 2.90 Discuss
- 2. The vane shear test is used for the in-situ determination of the undrained strength of the intact fully saturated
Options- A. sands
- B. clays
- C. gravels
- D. highly organic soils. Discuss
- 3. The coefficient of curvature for a well graded soil, must be between
Options- A. 0.5 to 1.0
- B. 1.0 to 3.0
- C. 3.0 to 4.0
- D. 4.0 to 5.0 Discuss
- 4. Flow net is used for the determination of
Options- A. quantity of seepage
- B. hydrostatic pressure
- C. seepage pressure
- D. exit gradient
- E. all the above. Discuss
- 5. The passive earth pressure of a soil, is proportional to (where ? is the angle of internal friction of the soil.)
Options- A. tan (45° - ?)
- B. tan (45° + ?)
- C. tan2 (45° - ?
- D. tan2 (45° + ?) Discuss
- 6. If the back fill is having a uniform surcharge of intensity q per unit area, the lateral pressure will be
Options- A. q times the lateral pressure within the surface
- B. 1/q times the lateral pressure within the surface
- C. equal to a fill of height Z equal to q/r, where r is the density of the backfill
- D. none of these. Discuss
- 7. The shear resistance of a soil is con-tituted basically of the following component.
Options- A. The frictional resistance to translocation between the individual soil particles at their contact point
- B. To the structural relation to displacement of the soil because of the interlocking of the particles
- C. Cohesion and adhesion between the surfaces of the soil particles
- D. All the above. Discuss
- 8. The maximum net pressure intensity causing shear failure of soil, is known
Options- A. safe bearing capacity
- B. net safe bearing capacity
- C. net ultimate bearing capacity
- D. ultimate bearing capacity. Discuss
- 9. Depending upon the properties of a material, the failure envelope may
Options- A. be either straight or curved
- B. pass through the origin of stress
- C. intersect the shear stress axis
- D. all the above. Discuss
- 10. Pick up the correct statement applicable to plate load test
Options- A. Width of the test pit for plate load test is made five times the width of the plate
- B. At the centre of the test pit, a hole is dug out whose size is kept equal to the size of the test plate
- C. Bottom level of the hole dug at the centre of the test pit, is kept at the level of the actual formation
- D. Ratio of the depth of the hole to the width of the test plate is the same as the ratio of the depth of the actual formation to the width of the formation
- E. All the above. Discuss
Soil Mechanics and Foundation Engineering problems
Search Results
Correct Answer: 2.65
Correct Answer: clays
Correct Answer: 1.0 to 3.0
Correct Answer: all the above.
Correct Answer: tan2 (45° + ?)
Correct Answer: equal to a fill of height Z equal to q/r, where r is the density of the backfill
Correct Answer: All the above.
Correct Answer: net ultimate bearing capacity
Correct Answer: all the above.
Correct Answer: All the above.
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