Soil Mechanics and Foundation
For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as

wet of OMC and dry of OMC
dry of OMC and dry of OMC where OMC is optimum moisture content
dry of OMC and wet of OMC
wet of OMC and wet of OMC

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Soil Mechanics and Foundation
The shear strength of a soil

Decreases with decrease in normal stress
Decreases with increase in normal stress
Is inversely proportional to the angle of internal friction of the soil
Is directly proportional to the angle of internal friction of the soil

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