Physics, 17.03.2020 04:15, christinaS7696

The specific surface energy for aluminum oxide is 0.90 N/m, and the elastic modulus is 393 GPa. Compute the critical stress, in MPa, required for propagation of a surface crack of length 0.25 mm. Round answer to 3 significant figures and report in the format: 12.3 MPa

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The specific surface energy for aluminum oxide is 0.90 N/m, and the elastic modulus is 393 GPa. Comp...