Solve the problem in the image. Do it step wise in detail. This question is from book "Fracture Mechanics - An Introduction - E. Gdoutos Springer (Page 74)"
Show that according to the Dugdale model the stress ay outside the plastic zone along the crack axis is given by
![1520_Fracture Mechanics.JPG](https://mywordsolution.com/CMSImages/1520_Fracture Mechanics.JPG)