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

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

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Soil Mechanics and Foundation
For a loose sand sample and a dense sand sample consolidated to the same effective stress

ultimate strength is same and also peak strength is same
ultimate strength is same but peak strength of dense sand is greater than that of loose sand
ultimate strength is same but peak
ultimate strength is different but peak strength is same

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