Soil Mechanics and Foundation
The total and effective stresses at a depth of 5 m below the top level of water in a swimming pool are respectively

0.5 kg/cm² and zero
zero and zero
1.0 kg/cm² and 0.5 kg/cm²
0.5 kg/cm² and 0.5 kg/cm²

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

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

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