21. 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
Ans:c
22. Stoke's law is valid only if the size of particle is
a) less than 0.0002 mm
b) greater than 0.2 mm
c) between 0.2 mm and 0.0002 mm
d) all of the above
Ans:c
23. In hydrometer analysis for a soil mass
a) both meniscus correction and dispersing agent correction are additive
b) both meniscus correction and dispersing agent correction are subtractive
c) meniscus correction is additive and dispersing agent correction is subtractive
d) meniscus correction is subtractive and dispersing agent correction is additive
Ans:c
24. The hydrometer method of sedimentation analysis differs from the pipette analysis mainly in
a) the principle of test
b) the method of taking observations
c) the method of preparation of soil suspension
d) all of the above
Ans:b
25. Which of the following is a measure of particle size range ?
a) effective size
b) uniformity coefficient
c) coefficient of curvature
d) none of the above
Ans:b
26. Which of the following statements is correct?
a) Uniformity coefficient represents the shape of the particle size distribution curve.
b) For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity.
c) A soil is said to be well graded if it has most of the particles of about the same size
d) none of the above
Ans:d
27. Uniformity coefficient of a soil is
a) always less than 1
b) always equal to 1
c) equal to or less than 1
d) equal to or gi eater than 1
Ans:d
28. According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is
a) 0 < PI < 7
b) 7<PI< 17
c) 17<PI<27
d) PI>27
Ans:b
29. If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
a) liquid state
b) plastic state
c) semi-solid state
d) solid state
Ans:b
30. When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as
a) negative
b) zero
c) non-plastic (NP)
d) 1
Ans:b
Read More Soil Mechanics and Foundation Engineering Questions:
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a) water content and voids ratio
b) specific gravity and dry density
c) water content and specific gravity
d) voids ratio and dry density
Ans:c
22. Stoke's law is valid only if the size of particle is
a) less than 0.0002 mm
b) greater than 0.2 mm
c) between 0.2 mm and 0.0002 mm
d) all of the above
Ans:c
23. In hydrometer analysis for a soil mass
a) both meniscus correction and dispersing agent correction are additive
b) both meniscus correction and dispersing agent correction are subtractive
c) meniscus correction is additive and dispersing agent correction is subtractive
d) meniscus correction is subtractive and dispersing agent correction is additive
Ans:c
24. The hydrometer method of sedimentation analysis differs from the pipette analysis mainly in
a) the principle of test
b) the method of taking observations
c) the method of preparation of soil suspension
d) all of the above
Ans:b
25. Which of the following is a measure of particle size range ?
a) effective size
b) uniformity coefficient
c) coefficient of curvature
d) none of the above
Ans:b
26. Which of the following statements is correct?
a) Uniformity coefficient represents the shape of the particle size distribution curve.
b) For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity.
c) A soil is said to be well graded if it has most of the particles of about the same size
d) none of the above
Ans:d
27. Uniformity coefficient of a soil is
a) always less than 1
b) always equal to 1
c) equal to or less than 1
d) equal to or gi eater than 1
Ans:d
28. According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is
a) 0 < PI < 7
b) 7<PI< 17
c) 17<PI<27
d) PI>27
Ans:b
29. If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
a) liquid state
b) plastic state
c) semi-solid state
d) solid state
Ans:b
30. When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as
a) negative
b) zero
c) non-plastic (NP)
d) 1
Ans:b
Read More Soil Mechanics and Foundation Engineering Questions:
Part1 Part2 Part3 Part4 Part5 Part6 Part7 Part8 Part9 Part10
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