Soil Mechanics and Foundation
The ultimate consolidation settlement of a soil is

inversely proportional to the compression index
directly proportional to the voids ratio
directly proportional to the compression index
None of these

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Soil Mechanics and Foundation
The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is

Vertical if the soil is in an active state of plastic equilibrium
Inclined at 45° to the vertical plane
Vertical if the soil is in a passive state of plastic equilibrium
None of these

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