+1 vote
in Geotechnical Engineering II by (93.7k points)
The intersection of the yield surface or envelope with octahedral plane is called ____________

(a) Yield point

(b) Deviation point

(c) Failure locus

(d) Space diagonal

The question was posed to me in class test.

Origin of the question is The Mohr in section Failure Envelopes & Earth Pressure of Geotechnical Engineering II

1 Answer

0 votes
by (243k points)
The correct option is (c) Failure locus

For explanation: The intersection of yield surface with octahedral plane is called the failure locus. A point on the failure locus represents the stress state at incipient failure.

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