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Collapsible soils  undergoes large decrease in volume due to __________

(a) Decrease in moisture content

(b) Increase in moisture content

(c) Increase in solubility

(d) None of the mentioned

I got this question during an internship interview.

My doubt is from Collapsible Soils topic in portion Index Properties Determination of Geotechnical Engineering I

1 Answer

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Best answer
Correct option is (b) Increase in moisture content

Explanation: Collapsible soils undergo large increase in volume due to an increase in moisture content, even without increasing in external loads.

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