Top 1000+ Solved Material Science MCQ Questions Answer
Q. In climb, the dislocation moves of the surface
a. in , glide
b. out, glide
c. in, twinns
d. out, twinns
Q. In cold working, due to strain hardening ductility of metal
a. increases
b. decreases
c. remains same
d. can’t say
Q. In vacancy point defects, stress field produced in the vicinity.
a. tension
b. shear
c. compression
d. all
Q. Indexing or designation in a unit cell can be done for a particular
a. point location
b. direction
c. plane
d. all of the above
Q. Inter atomic distance is more the dislocation line in negative edge dislocation
a. above
b. below
c. right side of
d. left side of
Q. Inter atomic distance is more the dislocation line in positive edge dislocation
a. above
b. below
c. right side of
d. left side of
Q. Lattice constant represents
a. distance between adjacent atoms of unit cell
b. distance between adjacent unit cell
c. angle between edges of unit cell
d. geometry of crystal structure
Q. Lattice structure represents arrangement of unit cells in
a. 2-dimensional axes system
b. 3-dimensional axes system
c. orthographi c system
d. none of the above