Soil Mechanics and Foundation
Effective stress on soil

Decreases both voids ratio and permeability
Decreases voids ratio and increases permeability
Increases both voids ratio and permeability
Increases voids ratio and decreases permeability

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

None of these
Uniformity coefficient represents the shape of the particle size distribution curve.
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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