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Phase Transformation MCQ Questions

Phase Transformation MCQs : Here you will find MCQ Questions related to "basics" in Phase Transformation. These basic MCQ Questions Will help you to improve your Phase Transformation knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations

Question 1

Which of the following is not a basic states of matter?

A. Solid
B. Liquid
C. Air
D. Plasma

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Question 2

A ______________ transformation, in which a two-component single-phase liquid is cooled and transforms into two solid phases

A. peritectic
B. metastable
C. spinodal decomposition
D. eutectic

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Question 3

Phase transitions occur when the thermodynamic free energy of a system is non-analytic for some choice of thermodynamic variables.

A. Yes
B. No
C. Can be yes or no
D. Can not say

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Question 4

Which of the following are also called continuous phase transitions?

A. First-order phase transitions
B. Second-order phase transitions
C. Third-order phase transitions
D. Fourth-order phase transitions

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Question 5

Which of the following is a measure of the degree of order across the boundaries in a phase transition system?

A. Critical points
B. Relevance
C. Both A and B
D. Order Parameter

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Question 6

Which of the following is a spontaneous exothermic process?

A. Ice melting
B. Removal of sugar from the coffee
C. Rusting
D. Dissolution of sand in water

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Question 7

If we consider that there are no volume and enthalpy changes caused by mixing, then the only contribution to the entropy will be__________

A. Thermal
B. Hydrostatic
C. Rotational
D. Configurational

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Question 8

Properties of metallic material primarily depends on _____________

A. Processing
B. Type of crystal structure
C. Microstructure
D. Grain size

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Question 9

According to Gibbs rule the number of phases (P) present in a system in equilibrium is given as_________

A. P=C+F-N
B. P=C+N-F
C. P=F+N-C
D. P=C+N+F

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Question 10

First-order phase transitions are those that involve a latent heat.

C. Can be true or false
D. Can not say

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