2. Two bodies A and B with corstant total heat capacities Cp, and Cp, and different initialtemperatures Tg ana Ta, exchange heat with each other under isobaric conditions. No heat istransferred to or from the surroundings and the temp. of both bodies are assumed uniform at altimes and the process is irreversibile.a. Derive an expression for the total entropy change of the two Dodies as a function of temp.b. What is the equiliorium temp of the system?

Given data, Initial temperature of A = TAo Initial temperature of B = TBo Heat capacity of A = CPA…

Answered: 2. Two bodies A ana B with constont…

Similar questions

. A rigid container (0.066 m3) is filled with an ideal gas (Cv = 2.5R) at 501K and 1.1 bar. Calculate the entropy changes asked in below. When an axial mixer is installed in a container and 15,000 J of work is applied to the gas under the insulation process, what is the entropy change of the gas?
As a budding mechanical engineer, you are called upon todesign a Carnot engine that has 2.00 mol of a monatomic ideal gas asits working substance and operates from a high-temperature reservoir at500C. The engine is to lift a 15.0 kg weight 2.00 m per cycle, using 500 Jof heat input. The gas in the engine chamber can have a minimum volumeof 5.00 L during the cycle. What is the thermal efficiency of the engine?
phy.3
1. Which of the following energy flow dia- gram correctly describes a heat engine that op- erates by taking one mole of a diatomic ideal gas through the cycle 1-2-3-4-1 as shown in the pV diagram below. Note: 1+2 nd 3+4 diabatie processes (T, = 60OK) (T,- 400K) 7, = 300K) 1 (T, - 200K) Volume (m') A. В. C. D. Hot Reservoir Hot Reservoir Hot Reservoir Hot Reservoir 6.24k 6.24 k 8.73 8.73 5.82 k 2.08 4.16 k 2.91 k. 4.16k 2.08 2.91 k 5.82 k Cold Reservoir Cold Reservoir Cold Reservoir Cold Reservoir 2. The figure shows a cyclic process where a diatomic ideal gas undergoes an isochoric pro- cess from a to b, an isobaric process from 6 to c, an iso- choric process from e to d and finally another isobaric process from d back to a. Let p = 2po. V = 2V. What is the efficiency of the cycle? V. p Vo. Po A. 75.0% B. 37.1% C. 15.4% Volume D. 10.5% Pressure
Question 1
QUESTION 17 A hot reservoir at 170°C transfers 400 kJ of heat to a cold resevoir at 50º C. What is the total change in entropy? a. 0.000 J/K b. 1,210 J/K C. 5,560 J/K d. 130 J/K e. 335 J/K
An ideal gas (γ = 1.4) follows the cycle given by the table below.a) Construct an accurate PV diagram of this cycle with proper axis scales and labels.b) The temperature of th esystem in State 1 is 200 K. Find the temperature T atthe other three states of the cycle.c) Calculate the efficiency of this cycle.
An object of mass m1, specific heat c1and temperature T1 is brought into contact with a second object of mass "'2, specific heat c2 and temperature T2 > T1. Atthe temperature of the first object increases to T and the temperature of thetemperature of the second object decreases to T'. (a) Show thatthe entropy increase of the system is given by the expression in figure 1and show that conservation of energy requires what is shown in figure 2(b) Show that the entropy change /l.S, considered as a function ofof T, becomes maximum when T = T', which is precisely the conditionthermodynamic equilibrium condition. (e) Discuss the resultof item (b) considering the idea that entropy indicates the degree of disorderof disorder of a system.
What is the entropy change of a 12.0 g ice cube that meltscompletely in a bucket of water whose temperature is just abovethe freezing point of water? Draw an illustration of the given problem
Suppose that 10 distinguishable particles are equipartitioned in a container that has 100 equal-sized compartments. What is the entropy on this system?