The volume change behavior of expansive soils is primarily due to:
A. Organic content
B. Capillarity
C. Clay minerals
D. Water table
Answer: Option C
Solution (By Examveda Team)
Expansive soils swell and shrink due to the presence of clay minerals like montmorillonite that absorb water.This Question Belongs to Geological Engineering >> Soil Mechanics
Related Questions on Soil Mechanics
What does the term "soil compaction" refer to in soil mechanics?
A. Increasing water content
B. Decreasing porosity by mechanical means
C. Increasing organic content
D. Increasing permeability
The Atterberg limits are used to describe:
A. Strength of rocks
B. Soil permeability
C. Consistency of fine-grained soils
D. Bearing capacity of soil
The effective stress principle in soil mechanics was proposed by:
A. Boussinesq
B. Terzaghi
C. Darcy
D. Casagrande
Which soil property primarily influences the rate of consolidation?
A. Shear strength
B. Permeability
C. Dry density
D. Specific gravity
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