Question

Which of the following is exhibited by collapsible soil?

(a) Silts where cementing agent is soluble

(b) Loose bulky grains hold together by capillary stresses

(c) All of the mentioned

(d) None of the mentioned

This question was posed to me by my college professor while I was bunking the class.

I'd like to ask this question from Collapsible Soils topic in chapter Index Properties Determination of Geotechnical Engineering I

Answer 1

Right option is (b) Loose bulky grains hold together by capillary stresses

To explain I would say: A common feature of collapsible soil is the loose bulky grain held together by capillary stresses.