Thermodynamic and Statistical PhysicsFermi Gases (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1  3 of 3
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Question number: 1
» Thermodynamic and Statistical Physics » Fermi Gases
Appeared in Year: 2014
Question
The pressure of a nonrelativistic free Fermi gas in three – dimension depends, at , on the density of fermions as. (June – 2014)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Thermodynamic and Statistical Physics » Fermi Gases
Appeared in Year: 2011
Question
The energy levels of electrons of mass ‘m’ and charge ‘e’ confined in an area A in the xy – plane with a uniform magnetic field B applied in the z – direction are given by the degeneracy of each level is . The lowest level is completely filled and the others are empty. The Fermi energy , where, N is the total number of electrons, is – (December)
Choices
Choice (4)  Response  

a.  Coincident with the level 

b.  Midway between the and the levels 

c.  Midway between the and the levels 

d.  Coincident with the level 

Question number: 3
» Thermodynamic and Statistical Physics » Fermi Gases
Appeared in Year: 2016
Question
The electron in graphene can be through of as a two – dimensional relation , where and is a constant. If is the number of electrons per unit area, the energy per unit area is proportional to: (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

