Soil Mechanics and Foundation
In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear

decreases
first increases and then decreases
increases
remains unchanged

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

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]
reduce the active earth pressure in-tensity but to increase the passive earth pressure intensity

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

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

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