All available graphs and tables, used for finding earth pressure is based on __________
(a) Rankine’s theory
(b) Coulomb’s theory
(c) Culmann’s theory
(d) Rebhann’s graphical method
This question was posed to me in quiz.
The origin of the question is Culmann’s Graphical Method for Active Pressure in section Failure Envelopes & Earth Pressure of Geotechnical Engineering II