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

10 mm

None of these

20 mm

40 mm

10 mm

None of these

20 mm

40 mm

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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

3 months

12 months

24 months

6 months

3 months

12 months

24 months

6 months

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Soil Mechanics and Foundation
A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant active earth pressure will act at a distance of 2 m above the base and inclined to the horizontal at an angle of

17°

7°

12°

10°

17°

7°

12°

10°

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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 different but peak strength is same

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

ultimate strength is same and also peak strength is same

ultimate strength is same but peak

ultimate strength is different but peak strength is same

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

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Soil Mechanics and Foundation
If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is

45°

90°

22.5°

0°

45°

90°

22.5°

0°

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Soil Mechanics and Foundation
In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on

all planes except horizontal and vertical planes

horizontal plane only

vertical plane only

both horizontal and vertical planes

all planes except horizontal and vertical planes

horizontal plane only

vertical plane only

both horizontal and vertical planes

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

Soil Mechanics and Foundation If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is

Soil Mechanics and Foundation In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on

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

Soil Mechanics and Foundation
If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is

Soil Mechanics and Foundation
In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on