Rocky spends all the afternoon hours watching sports on cable TV. In the process, he does 1,179 J of work. During this time, his internal energy decreases by 622 J. Determine the value of Q.

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 12
10 pts
The ends of a cylindrical steel rod are maintained at two different temperatures. The rod conducts heat from one end to the other at a rate
of 4 cal/s. At what rate would a steel rod 7 times as long and with twice the diameter of the previous rod conduct heat between the same
two temperatures?
question number 13 only
10 pts
Question 13
Rocky spends all the afternoon hours watching sports on cable TV. In the process, he does 1,179 J of work. During this time, his internal
energy decreases by 622 J. Determine the value of Q.
Transcribed Image Text:Question 12 10 pts The ends of a cylindrical steel rod are maintained at two different temperatures. The rod conducts heat from one end to the other at a rate of 4 cal/s. At what rate would a steel rod 7 times as long and with twice the diameter of the previous rod conduct heat between the same two temperatures? question number 13 only 10 pts Question 13 Rocky spends all the afternoon hours watching sports on cable TV. In the process, he does 1,179 J of work. During this time, his internal energy decreases by 622 J. Determine the value of Q.
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