Materials Engineering Quiz

Composition means

• arrangement of atoms
• chemical make-up
• amount of crystallinity
• amount of amorphism

Materials engineering focuses on

• synthesis
• processing
• structure
• shaping materials in products

In crystallography, Motif means

• point
• array
• atoms per lattice point
• lattice point per atom

The unique arrangements of lattice points are known as

• unit cell
• lattice
• Bravais Lattices
• crystal structure

Which of the given cubic structure has the highest packing factor

• FCC
• BCC
• SC
• none

Coordination number of 10 is the characteristic of

• BCC
• FCC
• SC
• none

For FCC

• a = 2r
• a = r√3
• a = 4r/√2
• a = r√2/4

[110] is equivalent to

• [010]
• (011)
• [101]
• [100]

(110) is perpendicular to

• [011]
• [110]
• [101]
• [210]

Directions of form, denoted by < >, are

• equivalent
• non-equivalent
• equal
• exact