Soil Mechanics and Foundation
For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass ?

calcium carbide method
sand bath method
alcohol method
oven drying method

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Soil Mechanics and Foundation
Coefficient of compressibility is

constant for any type of soil
different for different types of soils and also different for a soil under different states of consolidation
independent of type of soil but depends on the stress history of soil
different for different types of soils but same for a soil under different states of consolidation

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