Phase Diagram MCQs | Part - V | Material Science MCQs

This set of Engineering Materials Science "Multiple Choice Questions & Answers" are based on "PHASE DIAGRAM" 

 

PHASE DIAGRAM

Multiple Choice Questions (MCQ)

Hello reader, here you can find some MCQ with answers. But before reading this I will suggest you take a practice test on these questions given below. so you can understand your strength on this topic.

Click here to go Practice Test section on this topic namely Phase Diagram.

But if you want to read this topic first and then practice it then read it carefully.  The Multiple Choice Questions (MCQ) based on the Phase Diagram are given below:

PART - V

1) Match the system name given in Column – I with their example given in column – II

COLUMN-I	COLUMN-II
P. 1 component 1 phase system	i. mild steel
Q. 1 component 2 phase system	ii. seawater containing 3% NaCl
R. 2 component 1 phase system	iii. Water
S. 2 component 2 phase system	iv. ICE water

A. P - ii, Q - i, R - iii, S – iv

B. P - iv, Q - iii, R - ii, S - i

C. P - iii, Q - ii, R - iv, S - i

D. P - iii, Q - iv, R – ii, S – i

Correct Answer is "D"

COLUMN-I	COLUMN-II
P. 1 component 1 phase system	iii. Water
Q. 1 component 2 phase system	iv. ICE water
R. 2 component 1 phase system	ii. seawater containing 3% NaCl
S. 2 component 2 phase system	i. mild steel

2) Using 1 – 2 – 1 rule for isomorphous Cu – Ni system the 2 stands for

A. Liquid

B. α

C. Liquid + α

D. The rule is not applicable here

Correct Answer is "C"

Using 1 – 2 – 1 rule for isomorphous Cu – Ni system the 2 stands for dual-phase region i.e Liquid + α

3) Composition of a constitution point housed in single-phase region of an isomorphous system is known by

A. Phase rule

B. Tie line rule

C. Lever rule

D. Total alloy composition

Correct Answer is "D"

Composition of a constitution point housed in single-phase region of an isomorphous system is equal to Total alloy composition

4) In a system having P phases and C components the total number of composition variables is

A. C (P-1)

B. P (C-1)

C. CP -1

D. CP

Correct Answer is "B"

In a system having P phases and C components, the total number of composition variables is P (C-1)

5) The point at which two liquidus lines meet is known as

A. Eutectic point

B. Peritectic point

C. Isothermal point

D. Solidus point

Correct Answer is "A"

The point at which two liquidus lines meet is known as the Eutectic point

6) Triple point of pure water is at

A. 0K

B. 100K

C. 273K

D. 273.16K

Correct Answer is "D"

The triple point of pure water is at 273.16K

7) The maximum concentration of solute that can be added in a solvent is defined as

A. Concentration

B. Solution limit

C. Solubility limit

D. Degree of Freedom

Correct Answer is "A"

The maximum concentration of solute that can be added in a solvent is defined as the Solubility limit

8) wt.% of carbon in mild steels

A. <0 .005

B. 0.005-0.3

C. 0.3-0.6

D. 0.6-2.11

Correct Answer is "B"

Mild steel contain 0.005 - 0.3% carbon

9) In a single-component system which of the following is absent?

A. Temperature

B. Pressure

C. Composition

D. None of the above

Correct Answer is "C"

In a single-component system, the composition variable is absent

10) Lever rule is based on

A. Mass balance

B. Energy balance

C. Momentum balance

D. None of the above

Correct Answer is "A"

Lever rule is based on a simple mass balance equation.

Do you read all the questions and answers given above carefully? let's make a practice on all the questions given above.
Go to:  Practice Test on Classification of Materials (MCQ) PART - V

Suggested Topics:

Phase Diagram Multiple Choice Questions (MCQ) & Answers Part - IV

Phase Diagram Multiple Choice Questions (MCQ) & Answers Part - VI

Phase Diagram Multiple Choice Questions (MCQ) & Answers All Parts

Phase Diagram Multiple Select Questions (MSQ) & Answers All Parts

Phase Diagram All Formulas

Phase Diagram Numerical Problems Questions & Answers All Parts

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