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May 23, 2015

Homework Help: Physics

Posted by Johnson on Friday, April 18, 2008 at 4:28am.

A jogger's internal energy changes because he performs 6.80 105 J of work and gives off 4.9 105 J of heat. However, to cause the same change in his internal energy while walking, he must do 8.10 105 J of work. Determine the magnitude of the heat given off while walking.
J

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