Problem 3: A cylinder with a piston contains 30.0 moles of steam. Thepressure versus volume diagram shown represents various cycles that the state maytake. The pressure and volume values are the following:P1 = 28 atmP2 = 48 atmV₁ = 18 LV2 = 51 Lp (atm)P₂Part (a) Determine the net work done by the steam as it follows path ABCA in joules.WABCA= 3.34 * 10(4)WABCA= 3.340 × 104 JQABCAPitBAV₁Part (b) Determine the net flow of heat into or out of the steam as it follows path ABCA in joules.JV/₂2V(L)

Answered: Image /qna-images/answer/3c4448d3-8104-4712-9e4f-50ba0c84f6c1.jpg

Problem 3: A cylinder with a piston contains 30.0 moles of steam. The pressure versus volume diagram shown represents various cycles that the state may take. The pressure and volume values are the following: P1 = 28 atm P2 = 48 atm V₁ = 18 L V2 = 51 L p (atm) Part (a) Determine the net work done by the steam as it follows path ABCA in joules. WABCA=3.34 * 10(4) WABCA= 3.340 x 104 J QABCA = P₂- A B P₁- A V₁ Part (b) Determine the net flow of heat into or out of the steam as it follows path ABCA in joules. J с V(L)

Problem 3: A cylinder with a piston contains 30.0 moles of steam. The pressure versus volume diagram shown represents various cycles that the state may take. The pressure and volume values are the following: P1 = 28 atm P2 = 48 atm V₁ = 18 L V2 = 51 L p (atm) Part (a) Determine the net work done by the steam as it follows path ABCA in joules. WABCA=3.34 * 10(4) WABCA= 3.340 x 104 J QABCA = P₂- A B P₁- A V₁ Part (b) Determine the net flow of heat into or out of the steam as it follows path ABCA in joules. J с V(L)

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter21: Heat And The First Law Of Thermodynamics

Section: Chapter Questions

Problem 76PQ

See similar textbooks

Similar questions

A 2.00-mol sample of a diatomic ideal gas expands slowly and adiabatically from a pressure of 5.00 atm and a volume of 12.0 L to a final volume of 30.0 L. (a) What is the final pressure of the gas? (b) What are the initial and final temperatures? Find (c) Q, (d) Eint, and (e) W for the gas during this process.
Figure P21.45 shows a cyclic process ABCDA for 1.00 mol of an ideal gas. The gas is initially at Pi = 1.50 105 Pa, Vi = 1.00 103 m3 (point A in Fig. P21.45). a. What is the net work done on the gas during the cycle? b. What is the net amount of energy added by heat to this gas during the cycle? FIGURE P21.45
As shown below, calculate the work done by the gas in the quasi-static processes represented by the paths (a) AB; (b) ADB; (c) ACB; and (d) ADCB. `
A sample of a monatomic ideal gas occupies 5.00 L at atmospheric pressure and 300 K (point A in Fig. P17.68). It is warmed at constant volume to 3.00 atm (point B). Then it is allowed to expand isothermally to 1.00 atm (point C) and at last compressed isobarically to its original state. (a) Find the number of moles in the sample. Find (b) the temperature at point B, (c) the temperature at point C, and (d) the volume at point C. (e) Now consider the processes A B, B C, and C A. Describe how to carry out each process experimentally. (f) Find Q, W, and Eint for each of the processes. (g) For the whole cycle A B C A, find Q, W, and Eint. Figure P17.68
An ideal gas with specific heat ratio confined to a cylinder is put through a closed cycle. Initially, the gas is at Pi, Vi, and Ti. First, its pressure is tripled under constant volume. It then expands adiabatically to its original pressure and finally is compressed isobarically to its original volume. (a) Draw a PV diagram of this cycle. (b) Determine the volume at the end of the adiabatic expansion. Find (c) the temperature of the gas at the start of the adiabatic expansion and (d) the temperature at the end of the cycle. (e) What was the net work done on the gas for this cycle?
The arrow OA in the PV diagram shown in Figure OQ22.11 represents a reversible adiabatic expansion of an ideal gas. The same sample of gas, starting from the same state O. now undergoes an adiabatic free expansion to the same final volume. What point on the diagram could represent the final state of the gas? (a) the same point A as for the reversible expansion (b) point B (c) point C (d) any of those choices (e) none of those choices
A 1.00-mol sample of an ideal monatomic gas is taken through the cycle shown in Figure P21.37. The process A B is a reversible isothermal expansion. Calculate (a) the net work done by the gas, (b) the energy added to the gas by heat, (c) the energy exhausted from the gas by heat, and (d) the efficiency of the cycle. (e) Explain how the efficiency compares with that of a Carnot engine operating between the same temperature extremes. Figure P21.37
A gas in a cylindrical closed container is adiabatically and quasi-statically expanded from a state A (3 MPa, 2 L) to a state B with volume of 6 L along the path 1.8pV= constant. (a) Plot the path in the pV plane. (b) Find the amount of work done by the gas and the change in the internal energy of the gas during the process.
One mole of an ideal gas does 3 000 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and volume of 25.0 L. Determine (a) the initial volume and (b) the temperature of the gas.
A 1.00-mol sample of a monatomic ideal gas is taken through the cycle shown in Figure P22.76. At point A, the pressure, volume, and temperature are Pi, Vi, and Ti, respectively. In terms of R and Ti, find (a) the total energy entering the system by heat per cycle, (b) the total energy leaving the system by heat per cycle, and (c) the efficiency of an engine operating in this cycle. (d) Explain how the efficiency compares with that of an engine operating in a Carnot cycle between the same temperature extremes.