Soil Mechanics and Foundation
Terzaghi’s theory of one dimensional consolidation assumes

Deformation of the soil, is entirely due to change in volume
Soil is homogeneous and fully saturated
All listed here
Water and soil particles are incompressible

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Soil Mechanics and Foundation
The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is

None of these
Inclined at 45° to the vertical plane
Vertical if the soil is in an active state of plastic equilibrium
Vertical if the soil is in a passive state of plastic equilibrium

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Soil Mechanics and Foundation
Which of the following statements is correct?

Uniformity coefficient represents the shape of the particle size distribution curve.
None of these
For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity.
A soil is said to be well graded if it has most of the particles of about the same size

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