Chemistry, 19.02.2020 04:53 skgoldsmith
A railroad diesel engine weighs four times as much as a freight car. The diesel engine coasts at 5 km/h into a freight car that is initially at rest. Use the conservation of momentum to show that after they couple together, the engine + car coast at 4 km/h.
Please show work step by step
Answers: 3
= masses of object collided
= initial velocity before collision
= final velocity after collision
(rest)
(same direction )
(same direction)
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A railroad diesel engine weighs four times as much as a freight car. The diesel engine coasts at 5 k...
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