According to Maximum Principal Stress theory (also known as Rankine's theory of failure), elastic failure occurs ( )
A: when the minor principal stress is equal to the elastic limits value in a simple tension test
B: when the greatest principal stress reaches the elastic limit value in simple tension test
C: when the greatest principal stress is equal to the stress corresponding to the upper yield limit in a tension test
D: none of the above
A: when the minor principal stress is equal to the elastic limits value in a simple tension test
B: when the greatest principal stress reaches the elastic limit value in simple tension test
C: when the greatest principal stress is equal to the stress corresponding to the upper yield limit in a tension test
D: none of the above
举一反三
- When the soil reaches the limit equilibrium state, the location of shear failure surface must be on the maximum shear stress surface（ ）
- In Mohr-Coulomb failure criterion, failure occurs when the ______ is achieved and not when the maximum shear stress is achieved.
- The maximum shear stress in the rod in tension and compression is 40MPa, then the maximum normal stress in the rod is equal to . A: 80MPa B: 40MPa C: 60MPa D: 56.6MPa
- When the soil reaches the limit equilibrium state, the location of shear failure surface must be on the maximum shear stress surface（ ） A: 正确 B: 错误
- 中国大学MOOC: For a bar under axial tension, the sections with the maximum normal stress and maximum shear stress are