Virtual Labs

Water percolates more slowly in silt and clay soils because these soils actually hold water by force. What is the attraction that helps soil hold onto water molecules?

a: Adhesion-Explanation Explanation

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b: Cohesion Explanation

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c: Capillary Action Explanation

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d: Recharge Explanation

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The Percolation test is majorly used for

a: To determine the site suitability for the waste-water treatment facility Explanation

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b: To determine the compatibility of soil for the foundation Explanation

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c: To determine the site suitability of the soil for the dam Explanation

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d: To determine the site suitability of the soil for the retaining wall Explanation

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What is the primary factor influencing the percolation rate of soil?

a: Soil temperature Explanation

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b: Soil pH Explanation

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c: Soil particle size Explanation

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d: Rainfall intensity Explanation

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In a percolation test, what is the relationship between the time it takes for water to sink and the soil's percolation rate?

a: Longer time = Higher rate Explanation

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b: Longer time = Lower rate Explanation

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c: No relationship Explanation

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d: Time does not affect percolation Explanation

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The reading of the graduated cylinder is

a: The difference between lower meniscuses of the liquid Explanation

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b: The difference between the upper meniscuses of the liquid Explanation

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c: All of the above Explanation

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d: None of the above Explanation

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