GATE Exam Questions - Engineering

Q1:

Some of the structural strength of a clayey material that is lost by remoulding is slowly recovered with time. This property of soils to undergo an isothermal gel-to-soil-to-gel transformation upon agitation and subsequent rest is termed :

A Isotropy

B Anisotropy

C Thixotropy

D Allotropy

ANS:C - Thixotropy

The phenomenon of regaining of lost strength with passage of time, with no change in water content is known as thixotrophy.