A person is at rest in an insulated room with an ambient temperature of 19.1°C. The person has a total surface area of 1.84 m² and a skin temperature of 30°C. The person in this state gets rid of excess heat radiation. By how much is the person changing the entropy of the air in the room each second? Assume the emissivity of the skin is 1.00, and remember that the room radiates back to the person as well. Select the correct answer

A person is at rest in an insulated room with an ambient temperature of 19.1°C. The person has a total surface area of 1.84 m² and a skin temperature of 30°C. The person in this state gets rid of excess heat radiation. By how much is the person changing the entropy of the air in the room each second? Assume the emissivity of the skin is 1.00, and remember that the room radiates back to the person as well. Select the correct answer

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

A person is at rest in an insulated room with an ambient temperature of 19.1°C. The person has a total
surface area of 1.84 m² and a skin temperature of 30°C. The person in this state gets rid of excess heat by
radiation. By how much is the person changing the entropy of the air in the room each second? Assume
the emissivity of the skin is 1.00, and remember that the room radiates back to the person as well.
Select the correct answer
Your
0.312 J/K Answer
O 0.144J/K
O 0.460 J/K
O 0.411 J/K
O 0.349 J/K

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