Geotechnical Engineering Questions and Answers – Stress Condition in Soil : Effective and Actual Pressure

Geotechnical Engineering Objective Questions

This set of

1. Total stress or unit pressure on a soil mass is ___________

A) Total load
B) Total surface area
C) Total volume
D) Total weight

Answer is A)

2. At any plane, pore pressure is equal to ___________

A) Ratio of Piezometric head to weight of water
B) Equal to piezometric head times the unit weight of water
C) Ratio of weight of water to the piezometric head
D) None of the mentioned

Answer is B)

3. Pressure transmitted from particles to the soil mass is called ___________

A) Neutral pressure
B) Effective pressure
C) Pore pressure
D) Capillary pressure

Answer is B)

4. The neutral pressure does not have any effect on ___________

A) Shearing resistance
B) Shearing strength
C) Shearing stress
D) All of the mentioned

Answer is A)

5. The total pressure in a soil mass consists of _____________ distinct components.

A) 3
B) 4
C) 2
D) 5

Answer is C)

6. The neutral pressure is transmitted through ___________

A) Soil particle
B) Pore fluid
C) Air particle
D) Atmosphere

Answer is B)

7. Total vertical pressure at any plane is equal to __________

A) σ = σ’ + u
B) σ’ = σ + u
C) σ = σ’ + v
D) None of the mentioned

Answer is A)

8. Factor of unit cross-section χ, depends on ____________

A) degree of saturation
B) soil structure
C) stress change
D) all of the mentioned

Answer is D)

9. For degree of saturation, it is recommended to take χ as _____________

A) 0
B) 1
C) 2
D) ∞

Answer is B)