Physics, 23.02.2022 14:00 brandiwingard

A 8,500 kg. railroad car traveling at a velocity of 12m/s strikes a second boxcar at rest. If the two cars stick together and move off with a velocity of 8m/s, what is the mass of the second car

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A 8,500 kg. railroad car traveling at a velocity of 12m/s strikes a second boxcar at rest. If the tw...

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