Thermodynamic and Statistical Physics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 7  10 of 64
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 463 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Question number: 7
» Thermodynamic and Statistical Physics » BoseEinstein Condensation
Appeared in Year: 2014
Question
An ideal Bose gas is confined inside a container that is connected to a particle reservoir. Each particle can occupy a discrete set of single – particle quantum states. If the probability that a particular quantum state is unoccupied is 0.1, then the average number of bosons in that state is – (December)
Choices
Choice (4)  Response  

a.  10 

b.  11 

c.  8 

d.  9 

Question number: 8
» Thermodynamic and Statistical Physics » Phase Space
Appeared in Year: 2014
Question
The Hamiltonian of a classical particle moving in one dimension is; where is a positive constant and and are its momentum and position respectively. Given that it’s total energy the available volume of phase space depends on as – (December)
Choices
Choice (4)  Response  

a. 


b.  Is independent of 

c. 


d. 


Question number: 9
» Thermodynamic and Statistical Physics » Micro and MacroStates
Appeared in Year: 2012
Question
Consider a system of non – interacting particle in d dimensions obeying the dispersion relation where is the energy, k is wavevector, s is an integer and A a constant. The density of states, is proportional to – (June)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 10
» Thermodynamic and Statistical Physics » Laws of Thermodynamics
Appeared in Year: 2012
Question
Let be the work done in a quasistatic reversible thermodynamic process. Which of the following statement about is correct? (December)
Choices
Choice (4)  Response  

a.  is a perfect differential if the process is adiabatic 

b.  is always a perfect differential 

c.  cannot be a perfect differential 

d.  is a perfect differential if the process is isothermal 
