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Mathematics, 19.05.2020 14:12 Bamaboy8804

A 13,500 kg railroad freight car travels on a level track at a speed of 4.5 m/s. It collides and couples with a 25,000 kg second car, initially at rest and with brakes released. What is the speed of the two cars after collision?

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A 13,500 kg railroad freight car travels on a level track at a speed of 4.5 m/s. It collides and cou...

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