Thermodynamic and Statistical Physics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 58  61 of 64
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Question number: 58
» Thermodynamic and Statistical Physics » MicroCanonical Functions
Appeared in Year: 2016
Question
The partition function of a two – level system governed by the Hamiltonian,
is: (December)
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Choice (4)  Response  

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Question number: 59
» Thermodynamic and Statistical Physics » Thermodynamic Potentials
Appeared in Year: 2016
Question
An atom has a non – degenerate ground – state and a doubly – degenerate excited state. The energy difference between the two states is . The specific heat at very low temperatures is given by: (December)
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Question number: 60
» 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)
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Question number: 61
» Thermodynamic and Statistical Physics » Classical and Quantum Statistics
Appeared in Year: 2016
Question
Consider a gas of classical particles in a two – dimensional square box of side . If the total energy of the gas is , the entropy (apart from an additive constant) is: (December)
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