B.Sc. Physics
3rd Semester Syllabus
Select Paper in this Semester
MJC-3 : Thermal Physics & Thermodynamics (तापीय भौतिकी और ऊष्मागतिकी)
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Unit 1: Kinetic Theory of Gases (गैसों का गतिज सिद्धांत)
◦Maxwell-Boltzmann Molecular Speed distribution Law for an Ideal Gas
◦Mean
◦RMS and Most Probable Speed
◦Degree of Freedom
◦Law of Equipartition of Energy (no derivation)
◦Molecular Collisions: Mean Free Path
◦Estimation of Mean Free Path
◦Transport Phenomenon in Ideal Gases: (1) Viscosity
◦(2) Thermal Conductivity and (3) Diffusion
◦Brownian motion
◦Langevin and Einstein's theories and experimental determination of Avogadro's no
◦Rectilinear flow of heat in a metal rod
◦Relation between thermal & electrical conductivities
Unit 2: Real Gases (वास्तविक गैसें)
◦Behavior of Real Gases
◦Van der Waal's Equation of State for Real Gases
◦Values of Critical Constants
◦Law of Corresponding States
◦Joule-Thomson Porous Plug Experiment
◦Joule-Thomson Effect for Real Gases
◦Joule-Thomson Cooling
Unit 3: Zeroth and First Law of Thermodynamics (ऊष्मागतिकी का शून्यवाँ और प्रथम नियम)
◦Extensive and intensive Thermodynamic Variables, Thermodynamic Equilibrium, Zeroth Law of Thermodynamics and Concept of Temperature, Work, Heat, State Functions and path functions, First Law of Thermodynamics, Internal Energy for ideal and real gases, Applications of First Law of thermodynamics in case of thin film, stretched wire, hydrostatics, and specific Molar Heat Capacity for gases, Relation between Cp and Cv
Unit 4: Second Law of Thermodynamics (ऊष्मागतिकी का द्वितीय नियम)
◦Cyclic reversible and irreversible process
◦Carnot engine
◦Carnot cycle
◦Second Law of thermodynamics
◦Principle of heat engine and refrigerator Kelvin-Planck and Clausius Statements
◦Concept of Entropy
◦Clausius Inequality
◦Second Law in terms of Entropy
◦Temperature-Entropy diagrams
◦Third Law of thermodynamics
◦Thermodynamic Potentials: Internal Energy
◦Enthalpy
◦Helmholtz & Gibb's Functions
◦Maxwell's Relations
◦Co-efficient of performance
◦Clausius-Clapeyron equation and phase transition (1st and 2nd order)
Reference Books:
- Thermal Physics - S. Garg, R. Bansal and C. Gosh (Tata McGraw-Hill.)
- Heat and Thermodynamics - M.W. Zemansky, Richard Dittman (McGraw-Hill.)
- A Treatise on Heat - Meghnad Saha, and B.N. Srivastava (Indian Press)
- Classical and Quantum Thermal Physics - R. Prasad (Cambridge University Press)
- Modern Thermodynamics with Statistical Mechanics - Carl S. Helrich (Springer)
- Thermodynamics, Kinetic Theory & Statistical Thermodynamics - Sears & Salinger (Narosa)
- Concepts in Thermal Physics - S.J. Blundell and K.M. Blundell (University Press)