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

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

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Soil Mechanics and Foundation
Sensitivity of a soil can be defined as

ratio of compressive strength of unconfined undisturbed soil to that of soil in a remoulded state
None of these
percentage of volume change of soil under saturated condition
ratio of volume of voids to volume of solids

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Soil Mechanics and Foundation
If the water table rises upto ground surface, then the

total stress is reduced due to increase in pore water pressure only but effective stress does not change
total stress is increased due to decrease in pore water pressure but effective stress does not change
effective stress is reduced due to increase in pore water pressure only but total stress does not change
effective stress is reduced due to decrease in total stress only but pore water pressure does not change

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Soil Mechanics and Foundation
The ultimate consolidation settlement of a structure resting on a soil

Increases with the increase in the initial voids ratio
Increases with the decrease in the porosity of the soil
Decreases with the increase in the initial voids ratio
Decreases with the decrease in the plastic limit

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