A railroad freight car of mass 318x104 kg collides with a


A railroad freight car of mass 3.18x104 kg collides with a stationary caboose car. They couple together,and 27.0 o/o of the initial kinetic energy is transfe rred to thermalenergy, sound vibrations and so on. Find the mass of the caboose.

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Mechanical Engineering: A railroad freight car of mass 318x104 kg collides with a
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