Soil Mechanics and Foundation
Rise of water table above the ground surface causes

Increase in pore water pressure but decrease in total stress
Equal decrease in pore water pressure and total stress
Equal increase in pore water pressure and total stress
Decrease in pore water pressure but increase in total stress

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Soil Mechanics and Foundation
Degree of consolidation is

directly proportional to time and inversely proportional to square of drainage path
directly proportional to square of drainage path and inversely proportional to time
directly proportional to time and inversely proportional to drainage path
directly proportional to drainage path and inversely proportional to time

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