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Q: In granular materials, the resistance to sliding on any plane within the soil mass depends upon the _____.
  • A. normal force only
  • B. tangential force only
  • C. tangential force and angle of sliding friction
  • D. normal force and angle of internal friction
Correct Answer: Option D - In granular materials, the resistance to sliding on any plane within the soil mass depends upon the normal force and angle of internal friction.
D. In granular materials, the resistance to sliding on any plane within the soil mass depends upon the normal force and angle of internal friction.

Explanations:

In granular materials, the resistance to sliding on any plane within the soil mass depends upon the normal force and angle of internal friction.