The Zeroth law, Various indicator diagrams (P-V diagram), First law of thermodynamics, Reversible and irreversible processes, Carnot’s engine, Carnot’s cycle and efficiency of Carnot’s engine, reversibility of Carnot’s engine, Carnot’s theorem. Second law of thermodynamics, (different statements and their equivalence) Entropy, Principle of increase of entropy, Thermodynamic scale of temperature, Thermodynamic scale as an absolute scale, Third law of thermodynamics. Thermodynamic state of a system; Thermodynamic equilibrium (thermal, mechanical and chemical). 

Extensive and Intensive Thermodynamic Variables. Thermodynamic Potentials: Internal Energy, Enthalpy, Helmholtz Free Energy, Gibb’s Free Energy. Their Definitions, Properties and Applications. Deduction of Maxwell’s relations from thermodynamic potentials. Surface Films and Variation of Surface Tension with Temperature., First and second order Phase Transitions with examples, Clausius Clapeyron Equation and Ehrenfest equations, Effect of pressure on boiling point of liquids, 

Maxwell’s Thermodynamic Relations: Derivations of Maxwell’s Relations, Applications of Maxwell’s Relations: Clausius Clapeyron equation, Values of Cp-Cv, Tds Equations, Joule-Kelvin coefficient for Ideal and Van der Waal Gases, Energy equations, Change of Temperature during Adiabatic Process.

Joule Thomson expansion and JT coefficient for ideal as well as Vander Waals gas, Porous plug experiment, Temperature of inversion, Regenerative cooling, cooling by adiabatic expansion and demagnetization, liquid He, He I and He II, Peculiar properties of He II, Nernst heat theorem. 

Distribution law of molecular velocities, Most probable, Average and RMS velocities, energy distribution function, Experimental verification of Maxwell velocity distribution, Principle of equipartition of energy. Mean free path and collision cross section, distribution of mean free path, Transport of mass, momentum and energy and their interrelationship, (coefficient of viscosity, thermal conductivity & diffusion). Work and Heat; Internal Energy of System-Concept of heat ; heat transfer (Conduction, convection and radiation); Heat capacity; Problems  

State  of  a  system,  ensembles,  postulates,    Probability  calculations,  partition  function,  its properties  and  its  connection  with  thermodynamic  quantities,

Classical Statistics: Phase space, micro and macro states, Thermodynamic probability, relation between entropy and thermodynamic probability, Monatomic ideal gas, specific heat capacity of diatomic gas and specific heat of solids.

Quantum Statistics: Failure of classical statistics (Blackbody radiation and various laws of distribution of radiation, qualitative discussion of Weins and Rayleigh Jeans Law) Postulates of quantum statistics, Indistinguishability of wave function and exchange degeneracy, Bose Einstein statistics and its distribution function, Planck’s distribution function and radiation formula, Fermi Dirac statistics and its distribution function.