Section: Solid Mechanics | Marks: 1
Two equivalent descriptions of the state of stress at a point are shown in the figure. The normal stresses π1 and π2 as shown on the right must be, respectively,

- A. πo and βπo
- B. βπo and πo
- C. πo β2 and β πo β2
- D. β πo β2 and πo β2
Answer: A. πo and βπo