Use the results of Prob 540 for plane strain near the tip with 0 and 1 3 If the yield strength of the plate is Sy , what is 1 when yield occurs (a) Use the distortion energy theory (b) Use the maximum shear stress theory Using Mohrs circles, explain your answer ...

For 0 and plane strain the principal stress equ ...

Use the results of Prob. 540 for plane strain near the tip with = 0 and =

Question:

Use the results of Prob. 5–40 for plane strain near the tip with θ = 0 and ν = 1/3 . If the yield strength of the plate is Sy , what is σ1 when yield occurs?
(a) Use the distortion-energy theory.
(b) Use the maximum-shear-stress theory. Using Mohr’s circles, explain your answer.