πŸ“Š Soil Mechanics and Foundations
Q. The angle of internal friction of round-grained loose sand is about ?
  • (A) 5° to 25°
  • (B) 25? to 30?
  • (C) 30° to 35?
  • (D) 32? to 37?
πŸ’¬ Discuss
βœ… Correct Answer: (B) 25? to 30?
πŸ“Š Soil Mechanics and Foundations
Q. For a sandy soil, the angle of internal friction is 30°. If the major principal stress is 50 kN/m² at failure, the corresponding minor principal stress will be ?
  • (A) 12.2 kN/m²
  • (B) 16.66 kN/m²
  • (C) 20.8 kN/m²
  • (D) 27.2 kN/m²
πŸ’¬ Discuss
βœ… Correct Answer: (B) 16.66 kN/m²
πŸ“Š Soil Mechanics and Foundations
Q. When applying Darcy's law to soils, it is assumed that the ?
  • (A) soil is incompressible
  • (B) soil is homogeneous and isotropic
  • (C) flow conditions are laminar
  • (D) all of these
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of these
πŸ“Š Soil Mechanics and Foundations
Q. A dry sand specimen is put through a triaxial test. The cell pressure is 50 kPa and the deviation stress at failure is 100 kPa. The angle of internal friction for the sand specimen is ?
  • (A) 15?
  • (B) 30?
  • (C) 35?
  • (D) 40?
πŸ’¬ Discuss
βœ… Correct Answer: (B) 30?
Q. The unit bearing capacity of footing in sand ?
  • (A) decreases with depth of footing
  • (B) decreases with width of footing
  • (C) increases as well as decrease with depth of footing
  • (D) increases with width of footing angle of internal friction
πŸ’¬ Discuss
βœ… Correct Answer: (D) increases with width of footing angle of internal friction

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