Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)

Published by Pearson
ISBN 10: 0321740904
ISBN 13: 978-0-32174-090-8

Chapter 19 - Heat Engines and Refrigerators - Exercises and Problems - Page 550: 20

Answer

a) Refrigerator c violates first law of thermodynamics as energy is not conserved in it. b) All three obeys second law of thermodynamics as in every refrigerator work is done to extract heat from cold body.

Work Step by Step

a) Refrigerator c violates first law of thermodynamics as energy is not conserved in it. b) All three obeys second law of thermodynamics as in every refrigerator work is done to extract heat from cold body.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.

GradeSaver will pay $15 for your literature essays
GradeSaver will pay $25 for your college application essays
GradeSaver will pay $50 for your graduate school essays – Law, Business, or Medical
GradeSaver will pay $10 for your Community Note contributions
GradeSaver will pay $500 for your Textbook Answer contributions