Question

The maximum density is reached in cohesion less soil when the soil is _________

(a) Zero water content

(b) Partially saturated

(c) Fully saturated

(d) Maximum specific surface

I had been asked this question in an internship interview.

The above asked question is from Factors Affecting Compaction in division Compaction of Geotechnical Engineering I

Answer 1

The correct answer is (c) Fully saturated

To elaborate: The density reaches the maximum value when the cohesion less soil is fully saturated, on further addition of water, the dry density again increases.