An edge dislocation is present in Î±-Fe. Atomic diameter of iron atom is 0.25

Question

An edge dislocation is present in Î±-Fe. Atomic diameter of iron atom is 0.25 nm and its shear modulus is
70 GPa.Energy (in J/m) of the dislocation is

Options:

A . 0.5 * 10-9

B . 1.1 * 10-9

C . 2.2 * 10-9

D . 4.4 * 10-9

Answer: Option C

-NA-

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