The kinetic energy of a 5.0 kg object is initially 35 J. it is then subjected to a constant force so that after traveling 9.5 m, its speed is doubled. Find (a) its initial speed, (b) its kinetic energy after traveling 9.5 m, and (c) the constant force acting on it.

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter9: Energy In Nonisolated Systems
Section: Chapter Questions
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The kinetic energy of a 5.0 kg object is initially 35 J. it is then subjected to a constant force so that after traveling 9.5 m, its speed is doubled. Find (a) its initial speed, (b) its kinetic energy after traveling 9.5 m, and (c) the constant force acting on it.

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