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                       20                                    Fracture Mechanics: Fundamentals and Applications

































                                         (a)                                      (b)
































                                                              (c)

                       FIGURE 1.13 Edge-cracked plates subject to a remote tensile stress: (a)  edge crack in a wide elastic plate,
                       (b)  edge crack in a finite width elastic plate, and (c)  edge crack with a plastic zone at the crack tip.
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