Concept explainers
(a)
The amount of heat lost to the surroundings.
(a)

Answer to Problem 49P
The amount of heat lost to the surroundings is
Explanation of Solution
Express the final volume of the air.
Here, initial volume of air is
Express the mass of air in the large tank.
Here, initial pressure is
Express the pressure of air at the final state.
Here, final temperature of air is
Express the mass of water.
Here, density of water is
Express the amount of heat lost to the surroundings.
Here, specific heat of water is
Conclusion:
Refer Table A-2, “ideal gas specific heats of various gases”, and write the properties of air at room temperature.
Refer Table A-3 (a), “properties of common liquids, solids and foods”, and write the properties of water at room temperature.
Substitute
Substitute
Substitute
Substitute
Substitute
Hence, the amount of heat lost to the surroundings is
(b)
The exergy destruction during the process.
(b)

Answer to Problem 49P
The exergy destruction during the process is
Explanation of Solution
Express entropy change in water.
Express entropy change in air.
Here, initial pressure of air is
Express net internal energy of water.
Express net internal energy of air.
Express the exergy destruction during the process.
Here, surrounding temperature is
Conclusion:
Substitute
Substitute
Substitute
Substitute
Substitute
Hence, the exergy destruction during the process is
Want to see more full solutions like this?
Chapter 8 Solutions
THERMODYNAMICS-SI ED. EBOOK >I<
- Correct answer is written below. Detailed and complete solution only with fbd. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution with fbd only. I will upvote, thank you.arrow_forward
- Correct answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution with fbd only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forward
- Correct answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution with fbd only. I will upvote, thank you. Prefferably handwritten solution pleasearrow_forward
- Correct answer is written below. Detailed and complete solution with fbd only. I will upvote, thank you. Prefferably handwritten solution pleasearrow_forwardCorrect answer is written below. Detailed and complete solution only. I will upvote, thank you.arrow_forwardCorrect answer is written below. Detailed and complete solution with fbd only. I will upvote, thank you. Prefferably handwritten solution pleasearrow_forward
- 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





