Physics, 04.03.2021 17:50 mariaaaaa69

2. On a train, a freight car of mass 20,000 kg moves along a frictionless level railroad track with a constant velocity of 15 m/s. When it comes to a stop in 3.0 seconds, what is the force required to stop the freight car?

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2. On a train, a freight car of mass 20,000 kg moves along a frictionless level railroad track with...

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