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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![Q1- Choose the correct answer for the following (Justify your answer):
1-The direction indices for the crystallographic direction indicated by the vector are
а) [101]
b) [1 1 0]
c) [110]
d) [111]
X
2-A metal has an FCC structure with a lattice parameter of 0.362 nm and atomic weight of 63.54 g/mole.
The metal density in g/cm 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) & (c)
5- Increasing crystalline imperfections raises the
a) conductivity
b) electric field
c) velocity
d) resistivity](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe0172175-98f7-424e-a0ad-38890eab1fb8%2Fe11c6af0-4c5a-46f5-8527-95d22160e763%2F47jgnvt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1- Choose the correct answer for the following (Justify your answer):
1-The direction indices for the crystallographic direction indicated by the vector are
а) [101]
b) [1 1 0]
c) [110]
d) [111]
X
2-A metal has an FCC structure with a lattice parameter of 0.362 nm and atomic weight of 63.54 g/mole.
The metal density in g/cm 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) & (c)
5- Increasing crystalline imperfections raises the
a) conductivity
b) electric field
c) velocity
d) resistivity
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