Shear stress required to bend a dislocation of radius R and burger vec – McqOptions

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1.	Shear stress required to bend a dislocation of radius R and burger vector b is P. What will be shear stress needed to turn a dislocation of radius 2R and burger s vector 2b to bend the dislocation?
A.	P
B.	2P
C.	4P
D.	16P
Answer» B. 2P

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