Thermodynamic and Statistical Physics-Micro- and Macro-States (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1 - 3 of 3

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Question number: 1

» Thermodynamic and Statistical Physics » Micro- and Macro-States

Appeared in Year: 2012

MCQ▾

Question

Consider a system of non – interacting particle in d dimensions obeying the dispersion relation Equation where Equation is the energy, k is wavevector, s is an integer and A a constant. The density of states, Equation is proportional to – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Thermodynamic and Statistical Physics » Micro- and Macro-States

Appeared in Year: 2012

MCQ▾

Question

The entropy of a system, S, is related to the accessible phase space volume Equation by Equation where E, N and V are the energy, number of particles and volume respectively. From this one can conclude that Equation – (December)

Choices

Choice (4) Response

a.

Oscillates during evolution to equilibrium

b.

Does not change during evolution to equilibrium

c.

Is a maximum at equilibrium

d.

Is a minimum at equilibrium

Question number: 3

» Thermodynamic and Statistical Physics » Micro- and Macro-States

Appeared in Year: 2012

MCQ▾

Question

The number of ways in which N identical bosons can be distributed in two energy levels, is – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

N

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