This is a T.A of 'Plasticity of Concrete' class.
The attatched file is Mid-term Exam file of 'Plasticity of Concrete' class.
Please hand in your answer sheet to Professor Kim's e-mail (jjhkim@yonsei.ac.kr) until next monday 9 AM (2018.04.23).
Thank you.
* Please correct Problem 2. (b) Compute Invariants of 'shear stress' tensor s(I1,I2,I3) -> (b) Compute Invariants of 'stress' tensor s(I1,I2,I3) |