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For a mass of 3.192g of soil with voids ratio 0.532, find its saturated unit weight.

(a) 20.44 KN/m^3

(b) 76.22

(c) 23.55

(d) 50.43

This question was posed to me in quiz.

The doubt is from Consolidation Problems in portion One Dimensional Consolidation of Geotechnical Engineering I

1 Answer

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Right option is (a) 20.44 KN/m^3

Explanation: \(ρ_{sat}=\frac{M}{1+e}=\frac{3.192}{1+0.532}=2.084\) g/cm^3

γsat = 9.81ρsat = 9.81×2.084 = 20.44 kN/m^3.

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