Soil Mechanics and Foundation
Which of the following methods is best suited for determination of permeability of coarse-grained soils ?

falling head method
constant head method
both the above
None of these

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Soil Mechanics and Foundation
The rise of water table below the foundation influences the bearing capacity of soil mainly by reducing

effective angle of shearing resistance
cohesion and effective angle of shearing resistance
cohesion and effective unit weight of soil
effective unit weight of soil and effective angle of shearing resistance

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Soil Mechanics and Foundation
In a deposit of normally consolidated clay

effective stress and water content increase with depth but undrained strength decreases with depth
effective stress and undrained strength increase with depth but water content decreases with depth
effective stress increases with depth but water content of soil and un-drained strength decrease with depth
effective stress, water content and undrained strength decrease with depth

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