Civil Engineering - Soil Mechanics and Foundation Engineering

36.
The specific gravity of Calcite is
2.65
2.72
2.85
2.90
Answer: Option
Explanation:
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37.
The ratio of volume of air voids to the volume of total voids, is known as
air content
percentage air voids
percentage voids
porosity.
Answer: Option
Explanation:
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38.
A plane inclined at an angle φ to the horizontal at which the soil is expected to stay in the absence of any lateral support, is known as
natural slope line
repose line
the φ line
all the above.
Answer: Option
Explanation:
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39.
Tergazhi's theory of one dimensional consolidation assumes
load is applied in one direction
coefficient of permeability is constant
excess pore water drains out only in the vertical direction
time lag in consolidation is due entirely to permeability
all the above.
Answer: Option
Explanation:
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40.
Pick up the correct statement from the following:
The dry density reduces by addition of water after attaining optimum moisture content
The line joining the peak of three moisture content graphs obtained by using three compactive energies, is called line of optimus
Well graded coarse grained soils can be compacted to a very high density as compared to fine grained soils
All the above. .
Answer: Option
Explanation:
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