Did I get these true or false statements right. Please check 4-7 | 1. A stacking fault region is a planar defectIT 2. Screw dislocation can cross slip under hydrostatic stress3 Slip plane is a plane containing dislocation line and its burgers vector.4. Vacancies are Thermodynamic defects but in doped ionic materials (e.g. alloy of Nd3+ inBaOTi02)vacancy concentration can be higher than that predicted by Arrhenius lawTI 5.Vacancies are Thermodynamic defectsFF 6. Dislocations are 2 dimensional defectsF(F 7. All Point defects are Thermodynamic defectsTT 8. Dislocations mediate all plastic deformation in metals.TT 9. Tensile Strength increase with decrease in grain size for metals10. Screw dislocation has lower energy than edge

Answered: | 1. A stacking fault region is a…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Did I get these true or false statements right. Please check 4-7

| 1. A stacking fault region is a planar defect
IT 2. Screw dislocation can cross slip under hydrostatic stress
3 Slip plane is a plane containing dislocation line and its burgers vector.
4. Vacancies are Thermodynamic defects but in doped ionic materials (e.g. alloy of Nd3+ in
BaOTi02)vacancy concentration can be higher than that predicted by Arrhenius law
TI 5.Vacancies are Thermodynamic defects
FF 6. Dislocations are 2 dimensional defects
F(F 7. All Point defects are Thermodynamic defects
TT 8. Dislocations mediate all plastic deformation in metals.
TT 9. Tensile Strength increase with decrease in grain size for metals
10. Screw dislocation has lower energy than edge

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4. True, because in doped ionic materials more vacancies can be found.

5. True, vacancies are equilibrium defects and for vacancies is directly determined by temperature, so they are in thermal equilibrium hence vacancy is thermodynamic defect

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