GATE Questions & Answers of Plastic Deformation and Yield Criteria

What is the Weightage of Plastic Deformation and Yield Criteria in GATE Exam?

Total 1 Questions have been asked from Plastic Deformation and Yield Criteria topic of Casting, Forming and Joining Processes subject in previous GATE papers. Average marks 1.00.

In a metal forming operation when the material has just started yielding, the principal stresses are $\style{font-family:'Times New Roman'}{\sigma_1=+180\;\mathrm{MPa},\;\sigma_2=-100\;\mathrm{MPa},\;\sigma_3=0.}$ Following von Mises' criterion, the yield stress is ____________ MPa.