Top 1000+ Solved Material Science MCQ Questions Answer
Q. the represents arrangemnet of unit cells in 3 dimensional axes
a. lattice constant
b. lattice angle
c. lattice structure
d. none of the above
Q. lattice structure represents arrengement of unit cells in
a. 2dimensional axes system
b. 3dimensional system
c. orthographi c system
d. none of the above
Q. the constant distance between adjacent atoms of unit cell is called as
a. unit cell
b. lattice angle
c. crystal
d. lattice constant
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 structures
Q. the angle between two lattice parameters of unit cell is called as -
a. unit cell
b. lattice angle
c. crystal
d. lattice constant
Q. lattice angle represents
a. distance between adjacent atoms of unit cell
b. distance between adjacent unit cell
c. angle between two lattice parameters of unit cell
d. geometry of crystal structures
Q. crystal system classifies crystal structure according to
a. size of unit cell
b. weight of unit cell
c. geometry of unit cell
d. both a and b
Q. the geometry of unit cell can be completely defiened by _
a. weight of unit cell
b. 3 edges length of unit cell (a,b&c)
c. three interaxial angles of unit cell
d. both b and c
Q. is defined as fraction of volume occupied by atoms in unit cell
a. ligancy number
b. avg. no. of atoms/ unit cell
c. atomic packing number
d. none of the above
Q. A crystalline material must have
a. repetitive arrangement of atoms in any one direction
b. repetitive arrangement of atoms in any two direction
c. repetitive arrangement of atoms in all three direction
d. none of the above
Q. A higher value of atomic packing factor number indicates
a. bigger size of material
b. higher density of material
c. higher value of avg. no. of atoms per unit cell
d. both b & c