CORE PAPER I HEAT AND THERMO DYNAMICS
UNIT I (9 hrs)
Calorimetry: Cp and Cv of a gas – Meyer’s Relation – Experimental determination of Cv Jolly’s Method – determination by Regnault’s Method – Specific heat of gas by calendar Barnes method – Experimental Determination of Specific heat of liquid – Linear Expansion – Air wedge Method – Thermostat.
UNIT II (9 hrs)
Transmission of heat : Conduction – Co-efficient of the thermal conductivity – Cylindrical flow of heat – determination of thermal conductivity of rubber and bad conductor – Lee’s disc method. Conduction – Radiation – Black body – Wein’s Law - Rayleigh Jeans Law – Stefan’s law – Experimental Determination of Stefan’s constant – Mathematical derivation of Stephan’s law
UNIT III (9 hrs)
Kinetic theory of gases: Equipartition of energy- ratio of specific heat capacities – Maxwell’s law of distribution of molecular velocities – Experimental verification – equilibrium speed distribution of velocities. Mean free path – transport phenomena – diffusion – viscosity and thermal conduction of gases – Vander walls equation – relation between Vander Wall’s constant
and critical constants.
UNIT IV (9 hrs)
Laws of Thermodynamics: I Law – Isothermal and Adiabatic process – gas equation during an adiabatic process – Work done an adiabatic expansion of gas – equation of an adiabatic curve – isothermal processes – Determination of g by clement and Desormes method – II law – Carnot’s engine- Working efficiency – Carnot refrigerator – Carnot’s Theorem.B.Sc. Physics with Material Sci. (Colleges) Annexure No. 17 C Page No- 4 - SCAA Dt. 01.07.2008
UNIT V (9 hrs)
Concept of entropy: Change in entropy in reversibility and irreversibility process entropy of an ideal gas – temperature entropy diagram – increase of entropy in any irreversible process – Thermo dynamics functions – Maxwell’s thermodynamics relations and applications – Joule – Kelvin effect (theory)- Claussius and Clapeyron equation.
Text Book
Thermal Physics, R. Murugesan, I Edi, 2002
Heat & Thermodynamics, Brijlal & N. Subramaniam
Reference Books
1. Heat and Thermodynamics – Sears & Semansky
2. Heat and Thermodynamics – D.S. Mathur, S. Chand & Co,
Edi 2002.
3. Heat and Thermodynamics – Agarwal, Singhal, Sathyaprakash
4. Thermal Physics – H.C. Saxena and Agarwal
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