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8.47. A 64-lb cart starts up a 37° incline with an initial velocity of 60 ft/s. If it comes to rest after moving a distance of 70 ft, how much energy was lost to Ans. 906 ft Ilb friction?

8.47. A 64-lb cart starts up a 37° incline with an initial velocity of 60 ft/s. If it comes to rest after moving a distance of 70 ft, how much energy was lost to Ans. 906 ft Ilb friction?

College Physics
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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**Problem 8.47:** A 64-lb cart starts up a 37° incline with an initial velocity of 60 ft/s. If it comes to rest after moving a distance of 70 ft, how much energy was lost to friction? **Answer:** 906 ft·lb
Transcribed Image Text:**Problem 8.47:** A 64-lb cart starts up a 37° incline with an initial velocity of 60 ft/s. If it comes to rest after moving a distance of 70 ft, how much energy was lost to friction? **Answer:** 906 ft·lb
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