Soil Mechanics and Foundation
Which of the following methods is more suitable for the determination of permeability of clayey soil ?

None of these
constant head method
falling head method
horizontal permeability test

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

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

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Soil Mechanics and Foundation
The effect of cohesion on a soil is to

reduce the active earth pressure in-tensity but to increase the passive earth pressure intensity
increase both the active earth pressure intensity and passive earth pressure intensity
reduce both the active earth pressure intensity and passive earth pressure intensity
increase the active earth pressure in-tensity but to reduce the passive earth pressure intensity [GATE 99]

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