If the angle of internal friction (ϕ) = 30° for a soil, the angle of – McqOptions

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1.	If the angle of internal friction (ϕ) = 30° for a soil, the angle of failure plane relative to the major principle plane in a triaxial test will be:
A.	60°
B.	30°
C.	45°
D.	67.6°
Answer» B. 30°

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