Question

The compacted density is increased when the water content of the soil is _________

(a) Increased

(b) Decreased

(c) Constant

(d) None of the mentioned

I have been asked this question in an international level competition.

My question is from Factors Affecting Compaction topic in division Compaction of Geotechnical Engineering I

Answer 1

Right answer is (a) Increased

Explanation: It has been seen from a laboratory experiment that, as the water content is increased the compact density goes on increasing, until a maximum dry density is achieved after which further addition of water decreases the density.