Material Science And Metallurgy (3131904) MCQs

MCQs of Phase and Phase equilibrium

Showing 1 to 4 out of 4 Questions
1.

Representation of the different phase of a compound on a two or three dimensional graph is

(a)

Block diagram
(b)

Equilibrium diagram
(c)

Phase diagram
(d)

None of the mentioned
Answer:

Option (c)

2.

Gibbs phase rule is, when no chemical reaction occurs

(a)

F – C + P = 2
(b)

F + C – P = 2
(c)

F + C + P = 2
(d)

F – C – P = 2
Answer:

Option (a)

3.

How is the distribution among two or more phases at equilibrium determined by?

(a)

Application of entropy
(b)

pplication of Newton’s laws of motion
(c)

Application of Gibbs free energy
(d)

Application of force
Answer:

Option (c)

4.

At equilibrium the total Gibb’s free energy for all phases is

(a)

Minimum
(b)

Maximum
(c)

Infinity
(d)

Zero
Answer:

Option (a)

Showing 1 to 4 out of 4 Questions