What is the resolved shear stress, when dislocation density in metal i – McqOptions

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1.	What is the resolved shear stress, when dislocation density in metal is equal to 1012m-2? Given that shear stress needed in the absence of dislocation is 500MPa. Numerical constant is 0.3 and shear modulus is 80GPa, burger vector is 1 nm.
A.	500MPa
B.	550MPa
C.	600 MPa
D.	524 MPa
Answer» E.

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