u blow on the back of your hand
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter37: Air Distribution And Balance
Section: Chapter Questions
Problem 11RQ: Warm air heats a room better if distributed A. low in the room. B. high in the room. C. behind the...
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Have to use thermodynamics concept
![5. When you blow on the back of your hand with your mouth wide-open, your breath feels
warm. But, if you partially close your mouth (like during whistling) and then blow on the
back of your hand, your breath feels cool. Why?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F368e6aa2-3b1d-4aa7-a022-177297228c39%2Fa64d097a-7929-4e1f-adce-13ce61ae290e%2Fy0fyqu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5. When you blow on the back of your hand with your mouth wide-open, your breath feels
warm. But, if you partially close your mouth (like during whistling) and then blow on the
back of your hand, your breath feels cool. Why?
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