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8. An object moving at 5.0 m/s suffers an impulse of 40 N-s At the end of the impulse the t object's velocity is 12 m/s. What was the object's mass (in kg)? (a) 4.04 (b) 5.71 (c) 3.63 (d) 6.42 (e) None of these

8. An object moving at 5.0 m/s suffers an impulse of 40 N-s At the end of the impulse the t object's velocity is 12 m/s. What was the object's mass (in kg)? (a) 4.04 (b) 5.71 (c) 3.63 (d) 6.42 (e) None of these

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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8. An object moving at 5.0 m/s suffers an impulse of 40 N-s At the end of the impulse the own object's velocity is 12 m/s. What was the object's mass (in kg)? 000 510 mm) Borens om a (a) 4.04 (b) 5.71 (c) 3.63 (d) 6.42 (e) None of these 9. Over a period of time, an asteroid's mass increases by 40% while its speed decreased by 25%. By what percentage was the asteroid's kinetic decreased? energy (a) 14.50 (b) 17.25 (c) 21.25 (d) 32.25 (e) None of these ed.2A (d) APEI (0) szaru to anok (6) we giver 00 Bilo a bawer am 005 in strasjonqs bonit nouso A banl olimojong out asob lil sust sdu qu (aroism ni) 201 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 (8) $ 21.02 (9) sesli to smol (9) 6
Transcribed Image Text:8. An object moving at 5.0 m/s suffers an impulse of 40 N-s At the end of the impulse the own object's velocity is 12 m/s. What was the object's mass (in kg)? 000 510 mm) Borens om a (a) 4.04 (b) 5.71 (c) 3.63 (d) 6.42 (e) None of these 9. Over a period of time, an asteroid's mass increases by 40% while its speed decreased by 25%. By what percentage was the asteroid's kinetic decreased? energy (a) 14.50 (b) 17.25 (c) 21.25 (d) 32.25 (e) None of these ed.2A (d) APEI (0) szaru to anok (6) we giver 00 Bilo a bawer am 005 in strasjonqs bonit nouso A banl olimojong out asob lil sust sdu qu (aroism ni) 201 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 (8) $ 21.02 (9) sesli to smol (9) 6
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