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Unformatted text preview: a. crystalline short range periodic (b ) b. amorphous long range periodic (a ) 5. Rotational symmetry associated with a hexagonal crystal is a. four fold about the edge b. Six fold about the vertical edge c.Threefold about the edge (b ) 6. Number of atoms per unit cell in a primitive lattice is a. more than one b. less than one c. equal to one (c ) 7. Unit cell with highest packing density is a. body centered cubic b. face centered cubic c. simple cubic (b ) 8. The Miller indices of the atomic plane ABC shown in the figure 1 below are a. (111) b. (110) c. [111] (a ) Figure 1 Figure 2 9. The Miller indices of the direction AB shown in the figure 2 are a. [110] b. [111] c. (110) ( a) 10. Angle in degrees between (100) and (110) is a. 60 b. 45 c. 54.1 (b ) 11. Write two ways in which the presentation of MSE 200 course should be improved....
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 Spring '08
 wholedepartment
 Crystallography, Crystal system, Reciprocal lattice, Van der Waal

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