Name and ID: MSE 2001(Stingelin Spring 2017 Homework R3 Questions 1. A solvent i
ID: 492016 • Letter: N
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Name and ID: MSE 2001(Stingelin Spring 2017 Homework R3 Questions 1. A solvent is: a. Atoms of the primary atomic species b. purities c. Interstitials d, Vacancies 2. It is common that cations transfer into interstitial sites since they are smaller in size compared to anions a. True b, False 3. Why are point defects formed? a. To decrease entropy in the system b. To favor a lower Gibbs Free Energy c, To decrease number of vacancies d .None of the Above 4. Diffusion in polymers is relatively easy in the crystalline region. a. True b. False 5. Slip is the process by which a dislocation motion produces a permanent deformation a True b. False 6 Grain boundary defines the boundary between two grains of a. Two different phases b Two different compositions c,Two different orientations 7. The schematic on the right is an example of: a. Stacking fault b, Dislocation climb c, Dislocation loop d, Mixed dislocation 8. Work Hardening is the process of strengthening through: a. Increase in dislocation density b. Precipitation, c Increasing the number of solute atoms.Explanation / Answer
1.(a)
2. TRUE .
option (a) is correct
3.None of the above
Option (d) is correct
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