Soil Mechanics and Foundation
The admixture of coarser particles like sand or silt to clay causes

decrease in liquid limit and increase in plasticity index
increase in both liquid limit and plasticity index
decrease in both liquid limit and plasticity index
decrease in liquid limit and no change in plasticity index

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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
In hydrometer analysis for a soil mass

meniscus correction is subtractive and dispersing agent correction is additive
both meniscus correction and dispersing agent correction are additive
both meniscus correction and dispersing agent correction are subtractive
meniscus correction is additive and dispersing agent correction is subtractive

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