quiz1 - a crystalline short range periodic(b b amorphous...

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Home Introduction Policies Requirements & Grading Resources Syllabus Assignments Handouts Discussion Web Links Distance Learners Contact QUIZ#1 MSE 200 QUIZ#1 S. S. Number: Answer all questions. Choose the right answer in the parenthesis. Last question is bonus and you get free points for answering. You can answer on the back. 1. Match the following with respect to the temperature dependence of electrical conductivty of materials a. metals decreases with temperature (a) b. semiconductors increases with temperature (b ) 2. Match the following with respect to the ability to deform when subjected to an applied force a. ceramics very goo d ( b) b. metals not good (a ) 3. Match the following with respect to the material with mixed nature of bond a. polymer Covalent and Van der Waal's (a ) b. semiconductors covalent and ionic (b )
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4. Match the following with respect to the nature of arrangement of atoms in a solid
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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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quiz1 - a crystalline short range periodic(b b amorphous...

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