MCQOPTIONS
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| 1. |
In study of a granular material sliding on plane ground, the angle between the perpendicular and the surface in static condition is called ___________________? |
| A. | Angle of friction |
| B. | Angle of internal friction |
| C. | Angle of repose |
| D. | All are correct |
| Answer» B. Angle of internal friction | |