Problems and Solutions on Thermodynamics and Statistical Mechanics
so Problems €4 Solutiom on Thermodynamics €4 Statia-tical Mechnnica If the engine (or the cycle) is not reversible, its efficien ...
Thermodynamics y& I TO I 3 31 Solution: For the Carnot engine using monatomic gas, we have W = R(T1 - T2) ln(V2/Vi) , VO 6C ...
32 Problem, E/ Solutiom on Thermodynumica d Statistical Mechanica (a) What is the final temperature Tf? (b) What is the work del ...
33 Solution: (a) The heat intake per unit mass of water is AQ [C(Tl - T) - C(T - T2)]/2. As the machine is in a steady state, v2 ...
34 Problem El Solution8 on Therrnodyarnics 8 Statiaticd Mechanics If Thigh can be taken as the room temperature, then W = 1 x 10 ...
Thermodyzamics 35 The energy it gives to the source of lower temperature is Qgi = c,(Tc - Td). Thus From the equation of state p ...
36 Problem d Sdutiom on Thermodynamics d Statintical Mechanics Solution: (a) The rate of heat from the pump is At equilibrium, T ...
Thermodpam'cr 37 giving 1041 A building at a temperature T (in K) is heated by an ideal heat pump which uses the atmosphere at T ...
38 Problem El Sdutiom on Thermodpmica El Statiatical Mechanics Solution: When M is burned in the power plant, the work it provid ...
Thermodpmicr 39 temperature at 30°, it operates 30% of the time. Find the highest outside temperature, in "C, for which it can m ...
40 Problem Ec Solutions on Thermafyamics €4 Statistical Mechunics (c) When the air conditioner works 30% of the time, we know fr ...
Themdpamics 41 1045 A body of constant heat capacity C, and a temperature Ti is put into contact with a reservoir at temperature ...
42 Problem d Sdutioru on Thermcdyamics €4 statistical Mechanics Solution: The process is irreversible. In order to calculate the ...
Thermodynamics^43 Solution: The number of moles of lg nitrogen is n = 1/28 = 3.57 x lO-’rnol. The entropy difference of an ideal ...
44 Problem EI Solutiow on Thermcddynamics EI Statistical Mechanics 1-2: Adiabatic compression. The entropy is conserved. 2-3: Is ...
Thermodynamics 45 (b) For A -+ B, the increase of the internal energy is AU = &',,AT = C,,PA(VB - VA)/R = 3W/2 = 1.5 x lo5 J ...
46 Problem tY Solutiom on Therdynumica tY Statiaticd Mechanica from volume V1 to 2V1. (a) What is the change in entropy of the g ...
Thermodynamics 47 (a) Find the change in temperature, pressure and entropy that would occur if the volume were suddenly increase ...
48 Problems €4 Solutions on Thermodynamics €4 Statistical Mechanics + AV -AV T Fig. 1.19 I I I 1 AT 1 AU 1 AS (+AV) (slow) (con ...
Thermodynamics 49 1053 A thermally insulated box is separated into two compartments (vol- umes Vl and Vi) by a membrane. One of ...
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