Soil Mechanics and Foundation
When the degree of saturation is zero, the soil mass under consideration represents

one phase system
three phase system
two phase system with soil and water
two phase system with soil and air

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Soil Mechanics and Foundation
Coefficient of compressibility is

constant for any type of soil
different for different types of soils but same for a soil under different states of consolidation
different for different types of soils and also different for a soil under different states of consolidation
independent of type of soil but depends on the stress history of soil

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

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

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