Physics, 06.11.2020 16:30, erykp17

a model train car of mass 230g traveling with a speed of 0.60m/s links with another car of mass 420g that is initially at rest. The speed of the cars immediately after they have linked is

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a model train car of mass 230g traveling with a speed of 0.60m/s links with another car of mass 420g...

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