608 The Kinetic Theory of Gases*P21.22(a)At any point in the heating process, PkVii=and VPVVnRTVViiii===2. At the end,PnRTVVPfii222 and TPVnRnRTfffi=224.(b)The work input is WPdVnRTVVdVnRTVVnRTVVVnRTifiiVViiVViiiiiii=−−zz22222222432ej.The change in internal energy, is ∆∆EnCTnRTTnRTViiiint−=+524152bg. The heat inputis QEWnRTRT==∆intmol18291af.P21.23(a)The heat required to produce a temperature change isQnCTnCT=+11The number of molecules is NN12+, so the number of “moles of the mixture” is nn+andQnnCT∆,soCnC=++.(b)QnCTnCTimiimFHGIKJ∑∑Cnimiim===∑∑11Section 21.3Adiabatic Processes for an Ideal GasP21.24(a)P Viiffγγ=soVVPPfiif=FHGIKJ=FHGIKJ=15710020 00118γ...(b)TTPPVVfififiFHGIKJFH
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .