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A 20000kg- railroad freight car collides with a stationary

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Reference no: EM13618872

A 20000kg- railroad freight car collides with a stationary caboose car. They couple together, and 11 percent of the initial kinetic energy is dissipated as heat, sound, vibrations, and so on. What is the mass of the caboose?

Reference no: EM13618872

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