sand
silt
clay
clayey silt
Answer is Right!
Answer is Wrong!
Soil mechanics and foundation
2. Relative density of a compacted dense sand is approximately equal to A. 0.4 B. 0.6 C. 0.95 D. 1.20
0.4
0.6
0.95
1.2
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Answer is Wrong!
3. Effective stress on soil A. Increases voids ratio and decreases permeability B. Increases both voids ratio and permeability C. Decreases both voids ratio and permeability D. Decreases voids ratio and increases permeability
Increases voids ratio and decreases permeability
Increases both voids ratio and permeability
Decreases both voids ratio and permeability
Decreases voids ratio and increases permeability
Answer is Right!
Answer is Wrong!
4. A pycnometer is used to determine A. water content and voids ratio B. specific gravity and dry density C. water content and specific gravity D. voids ratio and dry density
water content and voids ratio
specific gravity and dry density
water content and specific gravity
voids ratio and dry density
Answer is Right!
Answer is Wrong!
5. The shear strength of a soil A. Is directly proportional to the angle of internal friction of the soil B. Is inversely proportional to the angle of internal friction of the soil C. Decreases with increase in normal stress D. Decreases with decrease in normal stress
Is directly proportional to the angle of internal friction of the soil
Is inversely proportional to the angle of internal friction of the soil
Decreases with increase in normal stress
Decreases with decrease in normal stress
Answer is Right!
Answer is Wrong!
6. Allowable bearing pressure for a foundation depends upon A. allowable settlement only B. ultimate bearing capacity of soil only C. both allowable settlement and ultimate bearing capacity D. none of above
allowable settlement only
ultimate bearing capacity of soil only
both allowable settlement and ultimate bearing capacity
none of above
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Answer is Wrong!
7. If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is A. 90° B. 45° C. 22.5° D. 0°
90°
45°
22.5°
0°
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Answer is Wrong!
8. If the shearing stress is zero on two planes, then the angle between the two planes is A. 45° B. 90° C. 135° D. 225°
45°
90°
135°
225°
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Answer is Wrong!
9. Which of the following types of soil is transported by gravitational forces ? A. loess B. talus C. drift D. dune sand
loess
talus
drift
dune sand
Answer is Right!
Answer is Wrong!
10. The water content of soil, which represents the boundary between plastic state and liquid state, is known as A. liquid limit B. plastic limit C. shrinkage limit D. plasticity index
liquid limit
plastic limit
shrinkage limit
plasticity index
Answer is Right!
Answer is Wrong!