Clay can be classified asa)Highly cohessive soilb)Limited cohessive so...
Clay can be classified as a highly cohesive soil. Cohesive soils are soils that have a high degree of internal friction and a strong tendency to stick together. They are typically made up of fine-grained particles, such as clay or silt, and they are known for their ability to retain water and form a strong, cohesive mass when wet.
Clay is a type of soil that is composed primarily of very small, fine-grained particles. It is typically made up of minerals such as kaolinite, illite, and montmorillonite, and it has a high shrink-swell capacity, meaning that it expands and contracts significantly as it absorbs and loses moisture. Clay is often used in construction, particularly in the manufacture of bricks and other building materials, and it is also used in the production of ceramics, paper, and other products.
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Clay can be classified asa)Highly cohessive soilb)Limited cohessive so...
Clay can be classified as:
Clay can be classified as highly cohesive soil.
Explanation:
Cohesion is the property of a soil that allows it to stick together and resist deformation when subjected to external forces. Clay is a type of soil that exhibits a high level of cohesion, making it highly cohesive soil.
Definition of cohesive soil:
Cohesive soil refers to a type of soil that consists of fine particles with the ability to stick together due to cohesive forces between the particles. These cohesive forces are mainly attributed to the presence of clay minerals in the soil.
Characteristics of cohesive soil:
Cohesive soils, such as clay, possess certain characteristics that distinguish them from other types of soils:
1. High water retention: Cohesive soils have a high water retention capacity due to the small size of the soil particles and their ability to hold water within their structure.
2. Low permeability: The small particle size and cohesive nature of clay particles result in low permeability, making it difficult for water to flow through the soil.
3. Plasticity: Cohesive soils exhibit plastic behavior, meaning they can be molded and shaped when wet, but retain their shape after drying. This plasticity is a result of the cohesive forces between the soil particles.
4. High shear strength: Cohesive soils have a high shear strength due to the cohesive forces between the particles. This allows them to resist deformation and maintain their structural integrity under external loads.
5. Sensitivity to moisture content: Cohesive soils are highly sensitive to changes in moisture content. As the moisture content of the soil increases, its strength decreases, leading to potential instability.
Conclusion:
Based on the characteristics mentioned above, clay can be classified as highly cohesive soil. It exhibits high water retention, low permeability, plasticity, high shear strength, and sensitivity to moisture content. These properties make clay suitable for various engineering applications, such as the construction of embankments, foundations, and retaining walls.