A dry sand specimen is put through a triaxial test. The cell pressure is 50 kPa and the deviator stress at failure is 100 Pa. The angle of internal friction for the sand specimen is

A dry sand specimen is put through a triaxial test. The cell pressure

1.	A dry sand specimen is put through a triaxial test. The cell pressure is 50 kPa and the deviator stress at failure is 100 Pa. The angle of internal friction for the sand specimen is
A.	15¬∞
B.	30¬∞
C.	37¬∞
D.	45¬∞
Answer» C. 37¬∞

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A dry sand specimen is put through a triaxial test. The cell pressure is 50 kPa and the deviator stress at failure is 100 Pa. The angle of internal friction for the sand specimen is

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