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in Geotechnical Engineering I by (102k points)
According to Coulomb, the relationship between shear strength and normal stress could be represented by _________

(a) Linear curve

(b) Parabolic curve

(c) Straight line

(d) None of the mentioned

This question was addressed to me during an internship interview.

I want to ask this question from Mohr topic in section Shear Strength of Geotechnical Engineering I

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Best answer
The correct option is (b) Parabolic curve

Explanation: Coulomb considered that the relationship between shear strength and normal stress could be adequately represented by the straight line.

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