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10. A 15-kg object is dropped from the top of a building. After falling 10 meters, its speed is 12 m/s. How much work (in joules) was done by non-conservative forces acting on the object? (a) -540 (b)-360 (c) -390 (d) -400 (e) None of these

10. A 15-kg object is dropped from the top of a building. After falling 10 meters, its speed is 12 m/s. How much work (in joules) was done by non-conservative forces acting on the object? (a) -540 (b)-360 (c) -390 (d) -400 (e) None of these

University Physics Volume 1
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter8: Potential Energy And Conservation Of Energy
Section: Chapter Questions
Problem 32P: A mouse of mass 200 g falls 100 m down a vertical mine shaft and lands at the bottom with a speed of...
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10. A 15-kg object is dropped from the top of a building. After falling 10 meters, its speed is 12 m/s. How much work (in joules) was done by non-conservative forces acting on the object? (a) -540 (b) -360 (c) -390 (d) -400 (e) None of these
Transcribed Image Text:10. A 15-kg object is dropped from the top of a building. After falling 10 meters, its speed is 12 m/s. How much work (in joules) was done by non-conservative forces acting on the object? (a) -540 (b) -360 (c) -390 (d) -400 (e) None of these
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