Directions and planes

Linear density of [100] direction for BCC

• 0.5

• 0.866

• 1.5

• 68

Planar density of the (110) plane for FCC is

• 0.55

• .98

• 74

• 1.55

No. of atoms on (010) plane for BCC is

• 1

• 2

• 3

• 4

The angle between the (111) and (200) planes is

• 0

• 54.75 ⁰

• 60 ⁰

• none

Find the miller indices for the intercepts length 1 , ∞, 1

• (101)

• (010)

• (111)

• None

<111> represents the

• Family of directions

• Family of Planes

• None

{100} represents the

• family of directions

• Family of planes

• none

The number of atoms per unit length whose centres lie on the direction vector for specific crystallographic direction is called as

• Planar Density

• Linear Density

The number of atoms in a unit cell of simple cubic, BCC, and FCC structure is

• 1,2,2

• 1,2,4

• 1,4,6

• none

What is the atomic radius of a BCC crystal structure?

• a/2

• a√2/4

• a√3/4

• a