Unit

Topic

Domain

Hours as per UGC

I

REVIEW OF THERMODYNAMIC TERMS AND ZEROTH & FIRST LAW
 The zeroth law of thermodynamics
 Various indicator diagrams
 Work done by and on the system
 First law of thermodynamics: statement
 Definition of internal energy and enthalpy.
 Heat capacity, heat capacities at constant volume and pressure and their relationship.
 Joule’s law, Joule–Thomson coefficient for ideal gas and real gas and inversion temperature.
 Calculation of w, q, dU & dH for the expansion of ideal gases under isothermal and adiabatic conditions for reversible process
 Temperature dependence of enthalpy
 Kirchoffs equation.

Must Know

10

II

THERMODYNAMICS – SECOND LAW
 Second law of thermodynamics
 Carnot theorem
 Absolute scale of temperature, Absolute Zero
 Entropy, show that dQ/T=O
 TS diagram, Nernst heat Law
 Joule’s free expansion
 JouleThomson (Porous plug) experiment
 JouleThomson effect.
 Liquefaction of gases.
 Air pollution due to internal combustion Engine.

Must Know
Desirable to know
Must Know
Nice to know

10

III

THERMODYNAMICS – MAXWELL RELATIONS AND THERMODYNAMIC FUNCTIONS
 Derivation of ClausiusClaperyron latent heat equation.
 Phase diagram and triple point of a substance.
 Development of Maxwell thermodynamical relations.
 Application of Maxwell relations in the derivation of relations between entropy, specific heats and thermodynamic variables.
 Thermodynamic functions: Internal energy (U), Helmholtz function (F)
 Thermodynamic functions: Enthalpy (H), Gibbs’ function (G)
 Relation between H & G.

Must Know
Desirable to Know

7
