Thermodynamic and Statistical Physics-Maxwell Relations (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1 - 2 of 2

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Question number: 1

» Thermodynamic and Statistical Physics » Maxwell Relations

Appeared in Year: 2011

MCQ▾

Question

A system of N non – interacting spinEquation particles is placed in external magnetic field H. The behaviour of the entropy of the system as a function of energy is given by – (December)

Choices

Choice (4) Response

a.

Entropy as a function of Energy: Choice A

Entropy as a Function of Energy: Choice A

In figure the behaviour of the entropy of the system as function of energy is given.

b.

Entropy as a function of Energy: Choice B

Entropy as a Function of Energy: Choice B

In figure the behaviour of the entropy of the system as function of energy is given.

c.

Entropy as a function of Energy: Choice C

Entropy as a Function of Energy: Choice C

In figure the behaviour of the entropy of the system as function of energy is given.

d.

 Entropy as a function of Energy: Choice D

Entropy as a Function of Energy: Choice D

In figure the behaviour of the entropy of the system as function of energy is given.

Question number: 2

» Thermodynamic and Statistical Physics » Maxwell Relations

Appeared in Year: 2012

MCQ▾

Question

The energy required to create a lattice vacancy in a crystal is equal to Equation . The ratio of the number densities of vacancies Equation , when crystal is equilibrium at 1200 K and 300 K, respectively, is approximately, (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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