• 2022-11-03
    一点处的应力状态分别如图所示,试求该点处的主应力及最大切应力。(图中应力单位为MPa)[img=269x226]1803c0be3aafd28.png[/img]
    A: 50MPa, 50MPa, -50MPa, 50MPa
    B: 50MPa, 0, -50MPa, 50MPa
    C: 50MPa, 50MPa, 0, 25MPa
    D: 0, -50MPa, -50MPa, 25MPa