1-The direction indices for the crystallographic direction indicated by the vector are a) [101] b) [ī1 0] c) [110] d) [111] 2-A metal has an FCC structure with a lattice parameter of 0.362 nm and atomic weight of 63.54 g/mol The metal density in g/cm³ is a) 8.98 b) 897.9 c) 0.11 d) 5846 3- If a load is applied on a wire and its radius is stretched to the double. The Young's modulus will a) be doubled b) be halved c) become four times d) remain unaffected 4- Tensile strength of a material is obtained by dividing the maximum load during the test by the a) minimum area after fracture. b) instantaneous area at fracture. c) original area. d) average of (b) & 5- Increasing crystalline imperfections raises the a) conductivity b) electric field c) velocity d) resistivity

1-The direction indices for the crystallographic direction indicated by the vector are a) [101] b) [ī1 0] c) [110] d) [111] 2-A metal has an FCC structure with a lattice parameter of 0.362 nm and atomic weight of 63.54 g/mol The metal density in g/cm³ is a) 8.98 b) 897.9 c) 0.11 d) 5846 3- If a load is applied on a wire and its radius is stretched to the double. The Young's modulus will a) be doubled b) be halved c) become four times d) remain unaffected 4- Tensile strength of a material is obtained by dividing the maximum load during the test by the a) minimum area after fracture. b) instantaneous area at fracture. c) original area. d) average of (b) & 5- Increasing crystalline imperfections raises the a) conductivity b) electric field c) velocity d) resistivity

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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