In the Frank-Read dislocation source, if the distance between fixed po – McqOptions

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1.	In the Frank-Read dislocation source, if the distance between fixed points is L, then the minimum possible value of dislocation loop radius will be equal to L/2. The shear stress required to achieve this point is ____________
A.	Gb<sup>2</sup>
B.	2Gb/L
C.	Gb/L
D.	Gb<sup>2</sup>/L
Answer» D. Gb<sup>2</sup>/L

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