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Solid Solutions And Crystallography(Engineering > Engineering Materials ) Questions and Answers
Home
Topic
Engineering
Engineering Materials
Solid Solutions And Crystallography
Question 1.
Why are Hume Rothery’s rules followed?
Extensive solid solution
Liquid solution
Weak solid solution
Extensive liquid solution
Explanation:-
Answer: Option A. ->
Extensive solid solution
Answer:
(a).
Extensive solid solution
Question 2.
Dissolution of limited amount of solute in solvent, the solution is a __________
Saturated solution
Unsaturated solution
Supersaturated solution
Oversaturated solution
Explanation:-
Answer: Option A. ->
Saturated solution
Answer:
(a).
Saturated solution
Question 3.
What is formed when the electronegativities of atoms differ?
Solid solutions
Liquid solution
Intermetallic compound
Maraging steel
Explanation:-
Answer: Option C. ->
Intermetallic compound
Answer:
(c).
Intermetallic compound
Question 4.
According to Hume Rothery’s rules, size of atoms must not differ by more than ________
5%
15%
35%
55%
Explanation:-
Answer: Option B. ->
15%
Answer:
(b).
15%
Question 5.
For interstitial solid solutions, atomic radii difference must not differ by more than ________
25%
37%
59%
73%
Explanation:-
Answer: Option C. ->
59%
Answer:
(c).
59%
Question 6.
A solution of exchange of impurities for solvent atoms is called a _________
Interstitial solid solution
Substitutional solid solution
Saturated solution
Unsaturated solution
Explanation:-
Answer: Option B. ->
Substitutional solid solution
Answer:
(b).
Substitutional solid solution
Question 7.
Which of the following is a random substitutional solid solution?
Cu-Zn
Au-Cu
Cu₂MnAl
Carbon in ϒ iron
Explanation:-
Answer: Option A. ->
Cu-Zn
Answer:
(a).
Cu-Zn
Question 8.
What kind of solid solution is found in a Cu-Ni crystal?
Interstitial solid solution
Substitutional solid solution
Supersaturated solution
Unsaturated solution
Explanation:-
Answer: Option B. ->
Substitutional solid solution
Answer:
(b).
Substitutional solid solution
Question 9.
Au-Cn is an example of _________ solid solution.
Interstitial solid solution
Random substitutional solid solution
Supersaturated solution
Ordered substitutional solid solution
Explanation:-
Answer: Option D. ->
Ordered substitutional solid solution
Answer:
(d).
Ordered substitutional solid solution
Question 10.
Interstitial solutions have a _________ distribution.
Random
Linear
Alternating
Dendritic
Explanation:-
Answer: Option A. ->
Random
Answer:
(a).
Random
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