Question
Water Resources Engineering Question on Maximum Shear Stress Theory
In a direct shear test, the shear strength and normal stress on a dry sand sample at failure are 0.6 kg/cm2 and 10 kg/cm2, respectively. The angle of internal friction of the sand will be nearly
A
25°
B
31°
C
37°
D
43°
Answer
31°
Explanation
Solution
The correct answer is (B) : 31°.