Syllabus
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Course Code: B-PHY-301 Course Name: Thermal Physics |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
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| 1 | KINETICTHEORYOFGASES-I Assumptionof Kinetic theoryofgases, pressureof an idealgas(withderivation), Kinetic interpretation of Temperature, Ideal Gasequation, Degree of freedom,Law of equipartition of energyandits application for specific heat ofgases, Realgases, Vander Wall’s equation, Brownian motion (Qualitative) |
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| 2 | KINETICTHEORYOFGASES-II Maxwell’s distribution ofspeed and velocities (derivation required), Experimental verification of Maxwell’s law of speed distribution: mostprobable speed, average and r.m.s. speed, Meanfree path, Transport ofenergy and momentum, Diffusionof gases. |
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| 3 | THERMODYNAMICS-I Thermodynamic systemandZeroth law of thermodynamics, First law of thermodynamics anditslimitations,Reversibleandirreversibleprocess,Secondlawofthermodynamics anditssignificance,Carnottheorem,Absolutescaleoftemperature,AbsoluteZeroand magnitudeofeachdivisiononworkscaleandperfectgasscale,Joule’sfreeexpansion, JouleThomsoneffect,Joule-Thomson(Porousplug)experiment,conclusionsand explanation,analyticaltreatmentofJouleThomsoneffect,Entropy,calculationsof entropyofreversibleandirreversibleprocess,T-Sdiagram,entropyofaperfectgas, Nernstheatlaw (thirdlawofthermodynamics),Liquefactionofgases,(oxygen,air, hydrogen and helium) solidification of helium below 4K, Cooling by adiabatic demagnetization. |
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| 4 | THERMODYNAMICS-II DerivationofClausius-ClapeyronandClausiuslatentheatequationsandtheir significance, specificheatofsaturatedvapours, phasediagram and triplepointofa substance,developmentofMaxwellthermodynamicalrelations,Thermodynamical functions:Internalenergy(U),Helmholtzfunction(F),Enthalpy (H),Gibbsfunction(G) andtherelationsbetweenthem,derivationofMaxwellthermodynamicalrelationsfrom thermodynamicalfunctions, ApplicationofMaxwellrelations:relationsbetweentwo specificheatsofgas,DerivationofClausius-ClapeyronandClausiusequation, variation ofintrinsicenergywithvolumefor(i)perfectgas(ii) Vander wallgas(iii) solidsand liquids,derivationofStefan’slaw,adiabaticcompressionandexpansionofgas& deduction of theoryof Joule Thomson effect. |
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