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Soil Mechanics and Foundation Engineering - Engineering

Q1:

A saturated soil sample has water content of 40% and specific gravity of soil particles 2.7. The void ratio of the soil, is

A 0.4

B 0.52

C 1.08

D none of these.

ANS:C - 1.08

If n = 40%~ = 40/100 = .40.

(1-n) = 1/1+e,
=.667 = e. Porosity is,
n = e/1+e.
n = 1.08/1+1.08.
n = 52%.