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

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.
A soil is said to be well graded if it has most of the particles of about the same size

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Soil Mechanics and Foundation
Coefficient of earth pressure at rest is

less than active earth pressure but greater than passive earth pressure
greater than both the active earth pressure and passive earth pressure
greater than active earth pressure but less than passive earth pressure
less than both the active and passive earth pressures

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