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Civil Engineering
Soil Mechanics And Foundations
Quiz 2
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Q.1
Soils containing organic matters are of spongy nature.
True
False
Q.2
The specific gravity of sand is approximately ........
2.0
2.6
2.4
None of the above
Q.3
Pile foundations are generally preferred to for ..........
Runways
Bridge foundations
Residential buildings
Sky scrapper buildings
Q.4
The method of the slices is applicable to
Saturated soils
stratified soils
Homogenous soils
None of the above
Q.5
Under reamed piles are generally used for ..............
Bored piles
Driven piles
Precast piles
None of the above
Q.6
Hydrometer readings are corrected for:
Meniscus correction
Dispersing agent correction
Meniscus and dispersing agent corrections
Temperature, meniscus and dispersing agent corrections
Q.7
Chemical weathering of soil is caused due to ..........
Leaching
Hydration
Oxidation
All of the above
Q.8
Talus soil is transported by ............
Wind
Water
Glacier
Gravitational force
Q.9
Water formed transported soil is
Loess
Marine
Alluvial
Lacustrine
Q.10
The weight of a pycnometer containingg sand and water full to the top isg. The weight of pycnometer full of clean water isg. If specific gravity of the soil is 2.the water content is
5%
10%
15%
20%
Q.11
Failure of the stability of slopes, generally occurs along
slip plane
a horizontal surface
a curved surface
all the surfaces.
Q.12
The relationship between void ratio (e) and porosity ratio (n) is :
n =
e =
n =
e = n/(1 - n)
Q.13
A coarse-grained soil has a voids ratio 0.and specific gravity as 2.The critical gradient at which quick sand condition occurs, is
0.25
0.50
0.75
1.00
Q.14
The fluid generally used for grouting is
cement and water mix
clay suspension
sodium silicate
bitumen emulsion
E. all the above.
Q.15
The clay soil mainly consists of
Kaolinites .
Montomorillonite
Illites
Vermiculite
E. All the above.
Q.16
The seepage force in a soil, is
perpendicular to the equipotential lines
proportional to the exit graident
proportional to the head loss
all the above.
Q.17
The ultimate Settlement of a soil is directly proportional to:
depth of the compressible soil strata
compressive index
void ratio
both (a) and (b)
E. none of these.
Q.18
Back fill with a sloping surface exerts a total active pressure Pa on the wall of height H and acts at
H/4 above the base parallel to base
H/2 above the base parallel to base
H/3 above the base parallel to base
H/5 above the base parallel to base.
Q.19
The liquid limit and plastic limit exist in
sandy soils
silty soils
gravel soils
clay soils.
Q.20
If S, L and R are the arc length, long chord and radius of the sliding circle then the perpendicular distance of the line of the resultant cohesive force, is given by
none of these.
a = S.R/ L
a = L.S/R
a = L.R/S
0 h : 0 m : 1 s
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