6. In a cubic crystal, a plane makes intercepts 1, -3, 1 on x, y and z axes,
respectively. The Miller indices corresponding to this plane is:
(a) 1 31
ð
Þ
(b) 3 13
ð
Þ
(c) 131
À
Á
(d) 31 3
ð
Þ
7. The intercepts made by a plane with the Miller indices (123) on the three
crystallographic axes x, y and z are:
(a) a, 2b, 3c
(b) 2a, 4b, 6c
(c) 6a, 3b, 2c
(d) 3a, 2b, c
8. The number of crystallogaphically equivalent planes in the {100} family of a
cubic crystal system is:
(a) 4
(b) 6
(c) 8
(d) 12
9. The number of crystallogaphically equivalent planes in the {110} family of a
cubic crystal system is:
(a) 4
(b) 6
(c) 8
(d) 12
10. The number of crystallogaphically equivalent planes in the {111} family of a
cubic crystal system is:
(a) 4
(b) 6
(c) 8
(d) 12
11.
a
2 b0
Â
Ã
Â
Ã
are the coordinates of the lattice site nearest to the origin. Miller indices
of the corresponding direction are:
(a) [120]
(b) [210]
(c)
1
2 10
Â
Ã
(d) 1
1
2 0
Â
Ã
170
4 Unit Cell Representations of Miller Indices