+1 vote
in Geotechnical Engineering I by (102k points)
If the porosity of a soil sample is 22%, then what will be its void ratio?

(a) 0.3

(b) 0.27

(c) 0.28

(d) 0.25

This question was posed to me at a job interview.

My doubt is from Void Ratio, Porosity and Degree of Saturation topic in portion Preliminary Definitions and Relationships of Geotechnical Engineering I

1 Answer

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by (727k points)
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Best answer
Right option is (c) 0.28

To explain: Given,

Porosity n= 22%= 0.22

Void ratio e = n/(1-n)

e= 0.22/(1-0.22)

e= 0.28

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