Thermodynamics: An Engineering Approach
9th Edition
ISBN: 9781259822674
Author: Yunus A. Cengel Dr., Michael A. Boles
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 3.8, Problem 125RP
To determine
The effect of the initial pressure of refrigerant-134 on the volume of the tank in the range of 0.5 MPa to 1.5 MPa.
Plot the graph of effect of the initial pressure of refrigerant-134 on the volume of the tank in the range of 0.5 MPa to 1.5 MPa.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
1 lbm of carbon dioxide is heated in a constantpressure apparatus. Initially, the carbon dioxide is at 1000 psia and 200°F, and it is heated until its temperature becomes 800°F. Determine the final volume of the carbon dioxide, treating it as (a) an ideal gas and (b) a Benedict-Webb-Rubin gas.
Steam is contained in a 4-L volume at a pressure of 1.5 MPa and a temperature of 400 C. If the pressure is held constant by expanding the volume while 20 kJ of heat is added, the final temperature is nearest
A rigid vessel of volume 0.02 m3 contains 0.054 kg of steam at an initial pressure of 4 bar. Heat is supplied to the steam from an external source. Calculate (i) the initial quality of the steam, (ii) the temperature and quality of the steam when the pressure becomes 4.5 bar, (iii) the pressure of the steam when it is just dry saturated, and (iv) the temperature when the pressure reaches 7 bar. Indicate the process on a P-V and T-V diagram for water. [Answers: (i) 0.8, (ii) 147.9°C, 0.894, (iii) 5.07 bar, (iv) 298.4°C]
Chapter 3 Solutions
Thermodynamics: An Engineering Approach
Ch. 3.8 - A propane tank is filled with a mixture of liquid...Ch. 3.8 - Is iced water a pure substance? Why?Ch. 3.8 - What is the difference between saturated vapor and...Ch. 3.8 - What is the difference between saturated liquid...Ch. 3.8 - If the pressure of a substance is increased during...Ch. 3.8 - Is it true that water boils at higher temperature...Ch. 3.8 - What is the difference between the critical point...Ch. 3.8 - A househusband is cooking beef stew for his family...Ch. 3.8 - How does a boiling process at supercritical...Ch. 3.8 - What is quality? Does it have any meaning in the...
Ch. 3.8 - Does the amount of heat absorbed as 1 kg of...Ch. 3.8 - Does the reference point selected for the...Ch. 3.8 - What is the physical significance of hfg? Can it...Ch. 3.8 - Does hfg change with pressure? How?Ch. 3.8 - Is it true that it takes more energy to vaporize 1...Ch. 3.8 - Which process requires more energy: completely...Ch. 3.8 - In what kind of pot will a given volume of water...Ch. 3.8 - It is well known that warm air in a cooler...Ch. 3.8 - In the absence of compressed liquid tables, how is...Ch. 3.8 - A perfectly fitting pot and its lid often stick...Ch. 3.8 - Complete this table for H2O:Ch. 3.8 - Complete this table for H2O:Ch. 3.8 - Complete this table for H2O:Ch. 3.8 - Complete this table for H2O:Ch. 3.8 - Complete this table for refrigerant-134a:Ch. 3.8 - Complete this table for refrigerant-134a:Ch. 3.8 - A 1.8-m3 rigid tank contains steam at 220C....Ch. 3.8 - One pound-mass of water fills a container whose...Ch. 3.8 - A pistoncylinder device contains 0.85 kg of...Ch. 3.8 - 10 kg of R-134a fill a 1.115-m3 rigid container at...Ch. 3.8 - What is the specific internal energy of water at...Ch. 3.8 - What is the specific volume of water at 5 MPa and...Ch. 3.8 - What is the specific volume of R-134a at 20C and...Ch. 3.8 - Refrigerant-134a at 200 kPa and 25C flows through...Ch. 3.8 - One kilogram of R-134a fills a 0.14-m3 weighted...Ch. 3.8 - One kilogram of water vapor at 200 kPa fills the...Ch. 3.8 - The temperature in a pressure cooker during...Ch. 3.8 - How much error would one expect in determining the...Ch. 3.8 - Water is to be boiled at sea level in a...Ch. 3.8 - Repeat Prob. 340 for a location at an elevation of...Ch. 3.8 - 10 kg of R-134a at 300 kPa fills a rigid container...Ch. 3.8 - 100 kg of R-134a at 200 kPa are contained in a...Ch. 3.8 - Water initially at 200 kPa and 300C is contained...Ch. 3.8 - Saturated steam coming off the turbine of a steam...Ch. 3.8 - A person cooks a meal in a 30-cm-diameter pot that...Ch. 3.8 - Water is boiled at 1 atm pressure in a...Ch. 3.8 - Repeat Prob. 347 for a location at 2000-m...Ch. 3.8 - Prob. 49PCh. 3.8 - A rigid tank with a volume of 1.8 m3 contains 40...Ch. 3.8 - A pistoncylinder device contains 0.005 m3 of...Ch. 3.8 - A 5-ft3 rigid tank contains a saturated mixture of...Ch. 3.8 - Superheated water vapor at 180 psia and 500F is...Ch. 3.8 - One kilogram of water fills a 150-L rigid...Ch. 3.8 - 10 kg of R-134a fill a 0.7-m3 weighted...Ch. 3.8 - A pistoncylinder device contains 0.6 kg of steam...Ch. 3.8 - A pistoncylinder device initially contains 1.4 kg...Ch. 3.8 - Water is being heated in a vertical pistoncylinder...Ch. 3.8 - A rigid tank initially contains 1.4 kg saturated...Ch. 3.8 - A pistoncylinder device initially contains 50 L of...Ch. 3.8 - The spring-loaded pistoncylinder device shown in...Ch. 3.8 - A pistoncylinder device initially contains steam...Ch. 3.8 - Under what conditions is the ideal-gas assumption...Ch. 3.8 - What is the difference between mass and molar...Ch. 3.8 - Propane and methane are commonly used for heating...Ch. 3.8 - What is the specific volume of oxygen at 25 psia...Ch. 3.8 - A 100-L container is filled with 1 kg of air at a...Ch. 3.8 - A mass of 1 lbm of argon is maintained at 200 psia...Ch. 3.8 - A 400-L rigid tank contains 5 kg of air at 25C....Ch. 3.8 - The pressure gage on a 2.5-m3 oxygen tank reads...Ch. 3.8 - A spherical balloon with a diameter of 9 m is...Ch. 3.8 - Reconsider Prob. 373. Using appropriate software,...Ch. 3.8 - A 1-m3 tank containing air at 10C and 350 kPa is...Ch. 3.8 - A mass of 10 g of oxygen fill a weighted...Ch. 3.8 - A mass of 0.1 kg of helium fills a 0.2 m3 rigid...Ch. 3.8 - A rigid tank whose volume is unknown is divided...Ch. 3.8 - A rigid tank contains 20 lbm of air at 20 psia and...Ch. 3.8 - In an informative article in a magazine it is...Ch. 3.8 - What is the physical significance of the...Ch. 3.8 - Determine the specific volume of refrigerant-134a...Ch. 3.8 - Refrigerant-134a at 400 psia has a specific volume...Ch. 3.8 - Determine the specific volume of superheated water...Ch. 3.8 - Determine the specific volume of superheated water...Ch. 3.8 - Determine the specific volume of nitrogen gas at...Ch. 3.8 - Prob. 88PCh. 3.8 - Carbon dioxide gas enters a pipe at 3 MPa and 500...Ch. 3.8 - Prob. 90PCh. 3.8 - A 0.016773-m3 tank contains 1 kg of...Ch. 3.8 - Prob. 92PCh. 3.8 - What is the percentage of error involved in...Ch. 3.8 - What is the physical significance of the two...Ch. 3.8 - Refrigerant-134a at 400 psia has a specific volume...Ch. 3.8 - A 3.27-m3 tank contains 100 kg of nitrogen at 175...Ch. 3.8 - Nitrogen at 150 K has a specific volume of...Ch. 3.8 - A 1-m3 tank contains 2.841 kg of steam at 0.6 MPa....Ch. 3.8 - Prob. 103PCh. 3.8 - Prob. 104PCh. 3.8 - On a certain day, the temperature and relative...Ch. 3.8 - Prob. 106PCh. 3.8 - Consider two rooms that are identical except that...Ch. 3.8 - A thermos bottle is half-filled with water and is...Ch. 3.8 - Complete the blank cells in the following table of...Ch. 3.8 - Complete the blank cells in the following table of...Ch. 3.8 - Prob. 111RPCh. 3.8 - Prob. 112RPCh. 3.8 - The gage pressure of an automobile tire is...Ch. 3.8 - A tank contains argon at 600C and 200 kPa gage....Ch. 3.8 - The combustion in a gasoline engine may be...Ch. 3.8 - Prob. 116RPCh. 3.8 - Prob. 117RPCh. 3.8 - A rigid tank with a volume of 0.117 m3 contains 1...Ch. 3.8 - A 9-m3 tank contains nitrogen at 17C and 600 kPa....Ch. 3.8 - A 10-kg mass of superheated refrigerant-134a at...Ch. 3.8 - A 4-L rigid tank contains 2 kg of saturated...Ch. 3.8 - Prob. 123RPCh. 3.8 - A tank whose volume is unknown is divided into two...Ch. 3.8 - Prob. 125RPCh. 3.8 - A tank contains helium at 37C and 140 kPa gage....Ch. 3.8 - Prob. 127RPCh. 3.8 - On the property diagrams indicated below, sketch...Ch. 3.8 - Ethane at 10 MPa and 100C is heated at constant...Ch. 3.8 - Steam at 400C has a specific volume of 0.02 m3/kg....Ch. 3.8 - Consider an 18-m-diameter hot-air balloon that,...Ch. 3.8 - Prob. 135FEPCh. 3.8 - A 3-m3 rigid vessel contains steam at 2 MPa and...Ch. 3.8 - Prob. 137FEPCh. 3.8 - Water is boiled at 1 atm pressure in a coffeemaker...Ch. 3.8 - Prob. 139FEPCh. 3.8 - Water is boiled in a pan on a stove at sea level....Ch. 3.8 - A rigid tank contains 2 kg of an ideal gas at 4...Ch. 3.8 - The pressure of an automobile tire is measured to...Ch. 3.8 - Consider a sealed can that is filled with...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- 25 kg of refrigerant 134a, at 300 kPa, fill a rigid container whose volume is 30 L. Determine the temperature and total enthalpy in the container. Now the container is heated, until the pressure is 700 kPa. Determine the temperature and the total enthalpy of the refrigerant when heating is complete.arrow_forwardWhat is the specific internal energy of water at 50 kPa and 200°C?arrow_forward1.5-lbm of water at 350 psia fill a weighted piston-cylinder device whose volume is 1 ft3. The water is then heated at constant pressure until the temperature reaches 550◦F. Determine the resulting change in the water’s total entropy.arrow_forward
- A rigid tank contains 40 lbm of air at 20 psia and 70°F. More air is added to the tank until the pressure and temperature rise to 35 psia and 90°F, respectively. Determine the amount of air added to the tankarrow_forwardDetermine the quality of steam at 169.06 kPa when 270 kJ/kg of energy are lost from saturated steam. What is the steam temperature?arrow_forwardA 12-ft3 rigid tank contains refrigerant-134a at 30 psia and 55 percent quality. Heat is transferred now to the refrigerant from a source at 120°F until the pressure rises to 50 psia. Assuming the surroundings to be at 75°F, determine the amount of heat transfer between the source and the refrigerant.arrow_forward
- A 1-m3 tank containing air at 10°C and 350 kPa is connected through a valve to another tank containing 3 kg of air at 35°C and 150 kPa. Now the valve is opened, and the entire system is allowed to reach thermal equilibrium with the surroundings, which are at 20°C. Determine the volume of the second tank and the final equilibrium pressure of air.arrow_forwardA piston–cylinder device contains 0.85 kg of refrigerant134a at –10°C. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. The local atmospheric pressure is 88 kPa. Now, heat is transferred to refrigerant-134a until the temperature is 15°C. Determine (a) the final pressure, (b) the change in the volume of the cylinder, and (c) the change in the enthalpy of the refrigerant-134a.arrow_forwardA mass of 5 kg of saturated water vapor at 150 kPa is heated at constant pressure until the temperature reaches 200°C. Calculate the work done by the steam during this process.arrow_forward
- A cylinder fitted with a piston has a volume 0.1 m3 and contains 0.5 kg of steam at 500 kPa. How much heat is to be supplied to bring the temperature of the steam to 823 K keeping the pressure constant? What is the work done in the process? Answer: Q = 914.86 kJ, W = 139.35 kJarrow_forwardQ9/ A piston-cylinder device contains 0.85 kg of refrigerant- 134a at 10°C. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. The local atmospheric pressure is 88 kPa. Now, heat is transferred to refrigerant-134a until the temperature is 15°C. Determine (a) the final pressure, (b) the change in the volume of the cylinder, and (e) the change in the enthalpy of the refrigerant-134a.arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Thermodynamics - Chapter 3 - Pure substances; Author: Engineering Deciphered;https://www.youtube.com/watch?v=bTMQtj13yu8;License: Standard YouTube License, CC-BY