For a sandy soil. the angle of internal friction is 30°. If the major – McqOptions

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1.	For a sandy soil. the angle of internal friction is 30°. If the major principal stress is 50 kN/m2 at failure. then the corresponding minor principal stress will be
A.	12.2
B.	16.66
C.	20.8
D.	27.2
Answer» C. 20.8

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