Soil Mechanics and Foundation Engineering problems
- 1. Water content of a soil sample is the difference of the weight of the given sample at the given temperature and the weight determined after drying it for 24 hours at temperature ranging from
Options- A. 80° to 90°C
- B. 90° to 95°C
- C. 95° to 100°C
- D. 103° to 105°C
- E. 105° to 110°C Discuss
Correct Answer: 105° to 110°C
- 2. If ?0' and ?' represent initial and increased pressure ; e0 and e void ratios corresponding to initial and increased pressure ; and C0 the compression index (dimensionless), then, the virgin compression curve as expressed by Terzaghi empirical formula is
Options- A. e = e0 + Cc log10 ?'/?0'
- B. e = e0 - Cc log10 ?'/?0'
- C. e0 = e - Cc log10 ?'/?0'
- D. e0 = e + Cc log10 ?0'/?' Discuss
Correct Answer: e = e0 - Cc log10 ?'/?0'
- 3. The soil which contains finest grain particles, is
Options- A. coarse sand
- B. fine sand
- C. silt
- D. clay. Discuss
Correct Answer: clay.
- 4. According to the Indian Standards the specific gravity is the ratio of the unit weight of soil solids to that of water at a temperature of
Options- A. 17°C
- B. 23°C
- C. 27°C
- D. 30° Discuss
Correct Answer: 27°C
- 5. Number of piles required to support a column, is
Options- A. 1
- B. 2
- C. 3
- D. 4 Also asked in: Bank Exams
Correct Answer: 3
- 6. Determination of water content of a soil sample suspected to contain gypsum is made by drying the sample for longer period at a temperature not more than
Options- A. 60°C
- B. 80°C
- C. 100°C
- D. 110°C Discuss
Correct Answer: 80°C
- 7. If the specific gravity of a soil particle of 0.05 cm diameter is 2.67, its terminal velocity while settling in distilled water of viscosity, 0.01 poise, is
Options- A. 0.2200 cm/sec
- B. 0.2225 cm/sec
- C. 0.2250 cm/sec
- D. 0.2275 cm/sec
- E. 0.2300 cm/sec Discuss
Correct Answer: 0.2275 cm/sec
- 8. For determining the moisture content of a soil sample, the following data is available Weight of container = 260 g, Weight of soil sample and = 320 g container, Weight of soil sample (dried) and = 310 g container. The moisture content of the soil sample, is
Options- A. 15%
- B. 18%
- C. 20%
- D. 25% Discuss
Correct Answer: 20%
- 9. If L and B are the length and breadth of a footing, e the eccentricity along the length and P and Q are the axial force and bearing capacity of the soil, then, to avoid tension,
Options- A.
- B.
- C.
- D.
Discuss
Correct Answer:
- 10. The direct shear test suffers from the following disadvantage:
Options- A. Drain condition cannot be controlled
- B. Pore water pressure cannot be measured
- C. Shear stress on the failure plane is not uniform.
- D. The area under the shear and vertical loads does not remain constant throughout the test
- E. All the above. Discuss
Correct Answer: Shear stress on the failure plane is not uniform.
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