Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 140,000 kg and a velocity of 0.300 m/s, and the second having a mass of 105,000 kg and a velocity of -0.120 m/s. (The minus indicates direction of motion.) What is their final velocity? m/s

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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A: Apply conservation of momentum

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Q: A bullet of mass 11 g is fired from a gun of mass 4 kg. The recoil velocity of gun is 1.09 m/s. The…

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Q: If an 18-wheeler truck has a momentum of 15,000 kg m/s , and it is moving down the highway at 2 m/s,…

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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A: According to the question,

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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A: Write the expression for the momentum. Here, m represents the mass and v represents the velocity.

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