Civil Engineering - Soil Mechanics and Foundation Engineering

11. 

Failure of a slope occurs only when total shear force is

A. equal to total shearing strength
B. greater than total shearing strength
C. less than total shearing strength
D. none of these.

Answer: Option B

Explanation:

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12. 

Pick up the correct statement from the following:

A. A soil having pH value more than 7 is an acidic soil
B. A soil having pH value less than 7 is an acidic soil
C. A soil having pH value more than 7 is an alkaline soil
D. A soil containing chemicals for the manufacture of portland cement is preferred.

Answer: Option B

Explanation:

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13. 

Cohesionless soil is

A. sand
B. silt
C. clay
D. clay and silt.

Answer: Option A

Explanation:

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14. 

The shearing force acting along the slice of a curved surface of slippage, causes the soil to slide

A. down at the centre
B. down at the toe
C. upward at the centre
D. none of these.

Answer: Option A

Explanation:

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15. 

The seepage exit gradient in a soil is the ratio of

A. total head to the length of seepage
B. flow line to slope
C. head upstream to that at downstream
D. head loss to the length of the seepage
E. none of these.

Answer: Option D

Explanation:

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