Physics, 12.02.2020 22:26, Baby010391

Railroad car A, with mass 6275 kg, is traveling east at 6.5 m/s along a straight track. It strikes railroad car B, with mass 5155 kg, which is also traveling east along the same track at 3.8 m/s. The two railroad cars stick together. Assume the track is frictionless.

How Fast do the two attached railroad cars move immediately after the collision?

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Railroad car A, with mass 6275 kg, is traveling east at 6.5 m/s along a straight track. It strikes r...