A 25-ton railroad car moving at 2.5 mi/h is to be coupled
Chapter 13, Problem 13.145(choose chapter or problem)
A 25-ton railroad car moving at 2.5 mi/h is to be coupled to a 50-ton car which is at rest with locked wheels (\(m_{k} = 0.30\)). Determine (a) the velocity of both cars after the coupling is completed, (b) the time it takes for both cars to come to rest.
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