A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is

Soil Mechanics and Foundation
A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is

40 mm

10 mm

20 mm

None of these

40 mm

10 mm

20 mm

None of these

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Soil Mechanics and Foundation
A grillage foundation

All of these

Is treated as spread foundation

Consists of two sets of perpendicularly placed steel beams

Is provided for heavily loaded isolated columns

All of these

Is treated as spread foundation

Consists of two sets of perpendicularly placed steel beams

Is provided for heavily loaded isolated columns

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Soil Mechanics and Foundation
Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is

24 months

3 months

6 months

12 months

24 months

3 months

6 months

12 months

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Soil Mechanics and Foundation
Select the correct range of density index,1D

1D > 0

0 ≤ 1D ≤ 1

0 < 1D < 1

ID > 0

1D > 0

0 ≤ 1D ≤ 1

0 < 1D < 1

ID > 0

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Soil Mechanics and Foundation
For a loose sand sample and a dense sand sample consolidated to the same effective stress

ultimate strength is same and also peak strength is same

ultimate strength is same but peak

ultimate strength is same but peak strength of dense sand is greater than that of loose sand

ultimate strength is different but peak strength is same

ultimate strength is same and also peak strength is same

ultimate strength is same but peak

ultimate strength is same but peak strength of dense sand is greater than that of loose sand

ultimate strength is different but peak strength is same

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Soil Mechanics and Foundation
Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by

30%

20%

40%

50%

30%

20%

40%

50%

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Soil Mechanics and Foundation

Soil Mechanics and Foundation A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is

Soil Mechanics and Foundation A grillage foundation

Soil Mechanics and Foundation Select the correct range of density index,1D

Soil Mechanics and Foundation For a loose sand sample and a dense sand sample consolidated to the same effective stress

Soil Mechanics and Foundation Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by

Soil Mechanics and Foundation
A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is

Soil Mechanics and Foundation
A grillage foundation

Soil Mechanics and Foundation
Select the correct range of density index,1D

Soil Mechanics and Foundation
For a loose sand sample and a dense sand sample consolidated to the same effective stress

Soil Mechanics and Foundation
Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by