Problems and Solutions on Thermodynamics and Statistical Mechanics
50 Problem d Sdutiom on Thermodyamica d Statistical Mechanics process, we have dS = pdV/T,pV = NkT. Hence, S, - S = / dS = -dV P ...
Therrnodymm'ca 51 1055 A mixture of 0.1 mole of helium (71 = C,/Cv = 5/3) with 0.2 mole of nitrogen (72 = 7/5), considered an id ...
52 Problems €4 Solutioru on Thermodynamics d Statistical Mechanics 1056 Consider two ways to mix two perfect gases. In the first ...
Thermodynamics 53 where we have made use of the equation of state pV = nRT. (b) Because energy is conserved and the internal ene ...
54 Problems EI Sdutiom on Thermodynamics tY Statisticd Mechanics 1058 (a) In the big-bang theory of the universe, the radiation ...
55 Solution: (a) The change in entropy of the system is Tf Mc,dX Tf Ti Mc, In -. The change in entropy of the heat source is T ...
56 Problems d Sdutiom on Thermodynamics d Statistical Mechanics 2AT,... , Ti + NAT = Tf. Assuming that the heat capacity of the ...
Thermodynamics 57 1061 The specific heat of water is taken as 1 cal/g.K, independent of tem- perature, where 1 calorie = 4.18 jo ...
58 Problems 8 Sdutio~ on Thermodpamics 8 Statistical Mechanics At every temperature point, there exists a large heat rcservoir. ...
Thermodynamics 59 Hence W 2 Cu(Tl - To) - CUT, ln(Tl/To) = Wmin. With the inclusion of vibrational degrees-of-freedom, Wmin incr ...
60 Problem €4 Solutions on Thermodynamic8 €4 Statistical Mechanics 100 cal of heat removed from H, what work is done and what he ...
Thermodynamics 61 1066 Consider an arbitrary heat engine which operates between two reser- voirs, each of which has the same fin ...
62 Problems €4 Solutions on Thermodynamics €4 Statistical Mechanics Solution : (a) In the cycle, the heat absorbed by the engine ...
Thermodyam’ca 63 increased to p1 at constant volume Vl. Show that the efficiency of the cycle is r] = 1 - 7(V2/vl - l)/(Pl/P2 - ...
64 Problem d Solutions on Thermcdylomic8^8 Statistical Mechanic8 During the CA part of the cycle the gas absorbs heat Q = / TdS ...
Thermodynamics 65 Solution: (1) u=- s3 A3NV (2) When no work is delivered, Tf will be maximum. Then 2 3 91 = /TTf c,dT = XfidT = ...
66 Problem d Solution, on Thermodynamics d Statistical Mechanica W,,, corresponds to Tfn,in, i.e., the reversible heat engine h ...
Thermodynam’ca^67 1071 One mole of the paramagnetic substance whose TS diagram is shown below is to be used as the working subst ...
68 Problems d Solutio~ on Thermodynamica d Statistical Mechanics D + A, isothermally increase the magnetic field; (b) Qabs= zowA ...
Thermodynum'ca 69 Fig. 1.25. (c) We construct the V(Vo1tage)-q(charge) diagram for the cycle as shown in the Fig. 1.25. We have ...
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