Calculate the fracture stress of brittle material with the following p – McqOptions

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1.	Calculate the fracture stress of brittle material with the following properties. E=200GPa, Surface energy=1.2 Jm^-2, c=0.5*10³nm
A.	346.4 MPa
B.	648.9 MPa
C.	589.9 MPa
D.	5898.8 MPa
Answer» B. 648.9 MPa

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