q2s03 - 6. The number of {110} planes are a. 8 b. 6 c. 12...

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1. The crystal structure occupied by the metals and compounds is that with a. Lowest energy b. highest energy c. highest symmetry (a ) 2. Cubic system of lattice with highest number of lattice points per unit cell is a. primitive b. body centered c. face centered (c ) 3. The rotational symmetry associated with a hexagonal crystal about the c-axis is a. 2 fold b. 3 fold c. 6fold (c ) 4. Atoms in body centered cubic structure touch along a. face diagonal b. body diagonal c. cube edge (b ) 5. The intercepts that a (110) plane makes with the axes are a. 1,1,0 b. 1,1,infinity c. infinity, infinity, and zero (b )
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Unformatted text preview: 6. The number of {110} planes are a. 8 b. 6 c. 12 (c ) 7. The direction contained in the {110} plane is a. [111] b. [110] c. [001] (c ) 8. The distance between planes with Miller indices (110) is a. a/1.732 b. a/1.414 c. a (b ) 9. Bragg's law gives the conditions for the scattered X-rays by the atomic planes to a. constructively interfere b. destructively interfere c. reflect ( a) 10. Anisotropy in a crystal refers to magnitude of a property to be a. same in all directions b. different in different directions c. very low in all directions (b ) Bonus: 11. Do you expect the density of bcc iron compared to that of fcc iron to be a. equal b. smaller c. larger (b )...
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This note was uploaded on 10/11/2009 for the course MSE 200 taught by Professor Wholedepartment during the Spring '08 term at N.C. State.

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q2s03 - 6. The number of {110} planes are a. 8 b. 6 c. 12...

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