Top 1000+ Solved Material Science MCQ Questions Answer
Q. The crystal structure of most common metal is:
a. hexagonal
b. cubic
c. orthorhomb i c
d. any of the above
Q. The crystal structure of the following materials is FCC except:
a. aluminium
b. magnesium
c. nickel
d. copper
Q. A crystal structure in a regular array of atoms is arranged in one of the:
a. 10space lattices
b. 7space lattice s
c. 14space lattices
d. none of the above
Q. There are 2 atoms in a unit cell of:
a. body centered cubic space lattice
b. face centered cubic space lattice
c. close packed hexagonal space lattice
d. all of the above
Q. Which of the following elements has hexagonal close packed structure?
a. aluminium
b. molybdenum
c. cadmium
d. chromium
Q. Cold work is done on metals:
a. below thermal critical range
b. above thermal critical range
c. at temperatur e below zero degree centigrade
d. after slightly warming up the metal in furnace