Soil Mechanics MCQs Questions & Answers | Geological Engineering Page-4 section-1

31.
The Atterberg limits are applicable only to:

A. Coarse-grained soils

B. Sandy soils

C. Silty and clayey soils

D. Gravels

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32.
What parameter is used to classify soil in the Unified Soil Classification System (USCS)?

A. Porosity

B. Grain size and plasticity

C. Dry density

D. Organic content

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33.
The maximum dry density of soil is achieved at:

A. Plastic limit

B. Zero moisture content

C. Optimum moisture content

D. Liquid limit

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34.
Which of the following is a cohesionless soil?

A. Clay

B. Silt

C. Peat

D. Sand

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35.
The zero air void line represents:

A. Saturated soil

B. Dry soil

C. Partially saturated soil

D. Soil with high air content

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36.
The relative density of a soil is used to describe:

A. Consolidation

B. Consistency

C. Compaction effort

D. Density of granular soils

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37.
Which property increases with an increase in compactive effort?

A. Porosity

B. Moisture content

C. Dry density

D. Permeability

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38.
The coefficient of consolidation (Cv) is affected by:

A. Soil's permeability and compressibility

B. Moisture content

C. Grain shape

D. Soil color

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39.
Which soil has the lowest permeability?

A. Sand

B. Clay

C. Gravel

D. Silt

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40.
The volume change behavior of expansive soils is primarily due to:

A. Organic content

B. Capillarity

C. Clay minerals

D. Water table

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Soil Mechanics MCQs Questions & Answers | Geological Engineering

31. The Atterberg limits are applicable only to:

Answer & Solution

32. What parameter is used to classify soil in the Unified Soil Classification System (USCS)?

Answer & Solution

33. The maximum dry density of soil is achieved at:

Answer & Solution

34. Which of the following is a cohesionless soil?

Answer & Solution

35. The zero air void line represents:

Answer & Solution

36. The relative density of a soil is used to describe:

Answer & Solution

37. Which property increases with an increase in compactive effort?

Answer & Solution

38. The coefficient of consolidation (Cv) is affected by:

Answer & Solution

39. Which soil has the lowest permeability?

Answer & Solution

40. The volume change behavior of expansive soils is primarily due to:

Answer & Solution

31.
The Atterberg limits are applicable only to:

32.
What parameter is used to classify soil in the Unified Soil Classification System (USCS)?

33.
The maximum dry density of soil is achieved at:

34.
Which of the following is a cohesionless soil?

35.
The zero air void line represents:

36.
The relative density of a soil is used to describe:

37.
Which property increases with an increase in compactive effort?

38.
The coefficient of consolidation (Cv) is affected by:

39.
Which soil has the lowest permeability?

40.
The volume change behavior of expansive soils is primarily due to: