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Estimate the theoretical fracture strength of a brittle material if it is known that fracture occurs by the propagation of an elliptically shaped surface crack

Estimate the theoretical fracture strength of a brittle material if it is known that fracture occurs by the propagation of an elliptically shaped surface crack of length 0.7 mm having a tip radius of curvature of 0.004mm, when a stress of 1046MPa is applied. your answer must be in GPa. write your answer to 1 decimal place.

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Estimate the theoretical fracture strength of a brittle material if it is known that fracture occurs by the propagation of an elliptically shaped surface crack of length 0.7mm and having a tip radius of curvature of 0.004mm, when a stress of 1046MPa is applied. Your answer must be in GPa. Write your answer to 1 decimal place

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