Thermodynamic and Statistical Physics-Bose-Einstein Condensation (CSIR Physical Sciences): Questions 4 - 6 of 6

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Question number: 4

» Thermodynamic and Statistical Physics » Bose-Einstein Condensation

Appeared in Year: 2012

MCQ▾

Question

Non – interacting boson undergo Bose – Einstein Condensation (BEC) when trapped in a three – dimensional isotropic simple harmonic potential. For BEC to occur, the chemical potential must be equal to –

(December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

0

d.

Equation

Question number: 5

» Thermodynamic and Statistical Physics » Bose-Einstein Condensation

Appeared in Year: 2011

MCQ▾

Question

Consider an ideal Bose gas in three dimensions with the energy – momentum relation Equation with Equation . The range of Equation for which this system may undergo a Bose – Einstein condensation at a non- zero temperature is – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 6

» Thermodynamic and Statistical Physics » Bose-Einstein Condensation

Appeared in Year: 2011

MCQ▾

Question

The excitations of a three – dimensional solid are bosonic in nature with their frequency Equation and wave – number k are related by Equation in the large wavelength limit. If the chemical potential is zero, the behaviour of the specific heat of the system at low temperature is temperature is proportional to – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

T

d.

Equation

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