Metallurgical Engineering > GATE 2025 > Dislocations

Contributed by: Dr. Sarah Chen

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With reference to edge and screw dislocations, which of the following statements is/are CORRECT?

A

Both edge and screw dislocations can leave the slip plane by climb.

B

Burgers vector of a screw dislocation is parallel to its line vector.

C

Both edge and screw dislocations can leave the slip plane by cross-slip.

D

Strain energy per unit length of an edge dislocation is higher than that of a screw dislocation.

Check Answer

Explanation

Correct : b

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