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WorksheetsCivil war-Day 31-PWD-Soil classification&consistency
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Which one of the following represents relative density of saturated sand deposit having moisture content of 25%, if maximum and minimum void ratio of sand are 0.95 and 0.45 respectively and specific gravity of sand particles is 2.6?
a)
40%
b)
50%
c)
60%
d)
70%
2.
The LL and PL of soil are 65% and 29%. The % of soil fraction with size less than 2 micron is 24%. The activity of soil sample is
a)
0.3
b)
0.5
c)
1.2
d)
1.5
3.
The Atterberg limits of a clay are 38%, 27% and 24%. Its natural water content is 30%. The clay is in
a)
Liquid state
b)
Plastic state
c)
Semi solid state
d)
Solid state
4.
The consistency of a cohesive soil is affected by:
a)
Water content
b)
Particle size distribution
c)
Density index
d)
Coefficient of permeability
5.
A soil sample has shrinkage limit of 10% and specific gravity of solids as 2.7. The porosity of the soil at shrinkage limit is
a)
21.2%
b)
27%
c)
73%
d)
78.8%
6.
The degree of saturation of a soil specimen at shrinkage limit in % is
a)
0
b)
<100
c)
100
d)
>100
7.
Coarse grained soil is sub-divided into _______________
a)
Gravel and clay
b)
Gravel and sand
c)
Sand and silt
d)
Silt and clay
8.
The minimum size of grains of silty soil is about
a)
0.002 mm
b)
0.01 mm
c)
0.03 mm
d)
0.06 mm
9.
In a soil specimen, 70% passes 4.75mm sieve and 4% passes 0.075mm sieve. If Cu= 8 and Cc=2, the soil is
a)
SP
b)
SW
c)
GP
d)
GW
10.
Dispersed type of soil structure is an arrangement comprising of particles having
a)
Edge to edge orientation
b)
Face to face parallel orientation
c)
Edge to face orientation
d)
All of the above
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