+1 vote
in Geotechnical Engineering II by (93.7k points)
The φ-line in wedge theory can also be called as __________

(a) Surcharge line

(b) Natural slope line and Repose line

(c) None of the mentioned

(d) All of the mentioned

This question was posed to me in semester exam.

The origin of the question is Coulomb’s Wedge Theory in section Failure Envelopes & Earth Pressure of Geotechnical Engineering II

1 Answer

0 votes
by (243k points)
Right answer is (b) Natural slope line and Repose line

To elaborate: The φ-line shows a plane inclined at an angle φ to the horizontal at which the soil is expected to stay in the absence of any lateral support. The line therefore is called the natural slope line or repose line.

Related questions

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community
...