+1 vote
in Geotechnical Engineering II by (93.7k points)
A major drawback of Mohr criterion is ____________

(a) Shape of the envelope

(b) Principal stress

(c) Shape of the plane

(d) All of the mentioned

This question was posed to me in an online interview.

Query is from The Mohr in section Failure Envelopes & Earth Pressure of Geotechnical Engineering II

1 Answer

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by (243k points)
Correct choice is (a) Shape of the envelope

Easiest explanation: The major drawback of Mohr criterion is that the curved shape of the envelope, hence the functional form of the equation τmax=F (σn) is not amendable to mathematical computation.

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