Physics, 08.03.2021 22:10 natethawsm
Four railroad cars, all with the same mass of 20,000 kg, sit on a track. A fifth car of identical mass approaches them with a velocity of 15 m/s. This car collides and couples with the other four cars. What is the velocity of the five coupled cars after the collision?
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Four railroad cars, all with the same mass of 20,000 kg, sit on a track. A fifth car of identical ma...
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