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Metallurgical Engineering · Q32

Physics of Metals in Metallurgy

Engineering and GATE · Metallurgical Engineering · question 32

Q32

An elliptical dislocation loop is gliding on plane ABCD of a single crystal of BCC material as shown in the following figure. It is gliding along the burger vector 'b'. Identify the correct statement. P. Plane ABCD belongs to the family of (110). Q. Burger vector 'b' belong to direction. R. Dislocation has the edge character at point x and the screw character at point z. S. Dislocation has the screw character at point x

An elliptical dislocation loop is gliding on plane ABCD of a single crystal of BCC material as shown in the following figure. It is gliding along the burger vector 'b'. Identify the correct statement.
Physics of Metals in Metallurgy mcq question image
P. Plane ABCD belongs to the family of (110).
Q. Burger vector 'b' belong to <110> direction.
R. Dislocation has the edge character at point x and the screw character at point z.
S. Dislocation has the screw character at point x
A.
P, Q
B.
Q, R
C.
P, R
D.
P, S
Answer

Answer: Option D

Solution

Answer: Option D
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