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This set of Material Science Multiple Choice Questions & Answers (MCQs) focuses on Material Science Set 1
Q1 | the study of different pattern formation of atoms is called as
- metallurgy
- crystallography
- physics
- none of the above
Q2 | crystallography is study of
- pattern formation of electrons
- pattern formation of electrons
- different pattern formation of atoms
- none of the above
Q3 | crystal structure is arrangement ofin differeny patterns
- electrons
- protons
- atoms
- crystals
Q4 | a crystalline material must have
- repetitive arrangement of atoms in any one direction
- repetitive arrangement of atoms in any two direction
- repetitive arrangement of atoms in any three direction
- none of the above
Q5 | a non-crystalline material is characterized as having
- repetitive arrangement of atoms in all three direction
- non- repetitive arrangement of atoms in all three direction
- repetitive arrangement of atoms in any one direction
- none of the above
Q6 | a material having non repititive arrangement of atoms over larger atomic distance is called
- crystalline material
- non crystalline material
- solid material
- liquid material
Q7 | a material having repititive arrangement of atoms over larger atomic distance is called
- crystalline material
- non crystalline material
- solid material
- liquid material
Q8 | examples of crystalline materials are
- liquids
- most metals
- most polymers
- none of the above
Q9 | out of the following is non crystalline material
- most metals
- most polymers
- most ceramics
- none of the above
Q10 | Metals are type of materials
- noncrystalli ne
- crystalline
- both a and b
- none of the above
Q11 | most polymers are type of materials
- noncrystalli ne
- crystalline
- both a and b
- none of the above
Q12 | for purpose of study of crystal structures, atoms are assumed as
- simple cubes
- 2dimensional circles
- 3dimensional spheres
- simple hexagons
Q13 | the smallest representation of geometry of crystal structure of a material is called
- crystal lattice
- unit cell
- crystal structure
- crystal
Q14 | the arrengement of multiple unit cells toghether is called
- unit cell
- crystal structure
- lattice constants
- lattice angle
Q15 | a unit cell represents of a crystal strtucture
- weight
- size
- geometry
- none of the above
Q16 | the represents arrangemnet of unit cells in 3 dimensional axes
- lattice constant
- lattice angle
- lattice structure
- none of the above
Q17 | lattice structure represents arrengement of unit cells in
- 2dimensional axes system
- 3dimensional system
- orthographi c system
- none of the above
Q18 | the constant distance between adjacent atoms of unit cell is called as
- unit cell
- lattice angle
- crystal
- lattice constant
Q19 | lattice constant represents
- distance between adjacent atoms of unit cell
- distance between adjacent unit cell
- angle between edges of unit cell
- geometry of crystal structures
Q20 | the angle between two lattice parameters of unit cell is called as -
- unit cell
- lattice angle
- crystal
- lattice constant
Q21 | lattice angle represents
- distance between adjacent atoms of unit cell
- distance between adjacent unit cell
- angle between two lattice parameters of unit cell
- geometry of crystal structures
Q22 | crystal system classifies crystal structure according to
- size of unit cell
- weight of unit cell
- geometry of unit cell
- both a and b
Q23 | the geometry of unit cell can be completely defiened by _
- weight of unit cell
- 3 edges length of unit cell (a,b&c)
- three interaxial angles of unit cell
- both b and c
Q24 | a simple cubic crystal structure consists of
- a=b=c
- a=b≠c
- α=β=γ=900
- both a and c
Q25 | A hexagonal closed pack crystal structure consists of
- a=b≠c
- α=β=900,γ=1200
- α=β=γ=900
- both a and b