作者jasonfghx (工人)
看板NTU-Exam
标题[试题] material science and engineering 小考
时间Thu Apr 14 11:43:47 2011
课程名称︰材料科学导论
课程性质︰选修
课程教师︰吕宗昕
开课学院：工
开课系所︰化工系
考试日期（年月日）︰4 12 2011
考试时限（分钟）：2小时
是否需发放奖励金：YES
（如未明确表示，则不予发放）
试题 :
1. Describe the 3 disadvantage points and advantage points for paper in
cooking pots.
2. (a) please describe the possible reasons for Fukushima nuclear plant
accident?
(b) try to think 5 possible ways to avoid Fukushima nuclear plant accident in
advance.
3. calculate the angle between C-H bonding in methane. Use the concept of
angle between 2 directions in a crystal structure.
4.(a) describe the definition of hexagonal and monoclinic structure.
(b)draw the (213) plane in a cubic structure.
5. the metal iridium has FCC crystal structure. If the angle of diffraction
for the (220) set of planes occurs at 69.22 degree (first order) when the
X-radiation having a wavelength of 0.1542 nm is used. Calculate the
interplanar spacing for the set of planes and the atomic radius for an
iridium atom.
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