Civil Engineering - Soil Mechanics and Foundation Engineering

36. 

Back fill with a sloping surface exerts a total active pressure Pa on the wall of height H and acts at

A. H/4 above the base parallel to base
B. H/2 above the base parallel to base
C. H/3 above the base parallel to base
D. H/5 above the base parallel to base.

Answer: Option C

Explanation:

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37. 

The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known

A. porosity
B. specific gravity
C. void ratio
D. water content.

Answer: Option B

Explanation:

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38. 

The ultimate Settlement of a soil is directly proportional to:

A. depth of the compressible soil strata
B. compressive index
C. void ratio
D. both (a) and (b)
E. none of these.

Answer: Option D

Explanation:

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39. 

The seepage force in a soil, is

A. perpendicular to the equipotential lines
B. proportional to the exit graident
C. proportional to the head loss
D. all the above.

Answer: Option D

Explanation:

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40. 

A soil has bulk density 2.30 g/cm3 and water content 15 per cent, the dry density of the sample, is

A. 1.0 g/cm2
B. 1.5 g/cm3
C. 2.0 g/cm3
D. 2.5 g/cm3

Answer: Option C

Explanation:

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