McqMate
| Q. |
In active stress, the major principal stress σ1 acting on the wall will be in plane. |
| A. | vertical |
| B. | horizontal |
| C. | inclined |
| D. | zero |
| Answer» B. horizontal | |
| Explanation: in an active state, the major principal stress σ1 is vertical and the minor principal stress σ3 is horizontal. | |
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