An open train car, with a mass of 2050 kg, coasts along a horizontal track at...

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An open train car, with a mass of 2050 kg, coasts along a horizontal track at the speed 2.77 m/s. The car passes under a loading chute and, as it does so, gravel falls vertically into it for 2.67 s at the rate of 413 kg/s. What is the car's speed of after the loading is completed? Ignore rolling friction. Uf = m/s An open train car, with a mass of 2050 kg, coasts along a horizontal track at the speed 2.77 m/s. The car passes under a loading chute and, as it does so, gravel falls vertically into it for 2.67 s at the rate of 413 kg/s. What is the car's speed of after the loading is completed? Ignore rolling friction. Uf = m/s

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First we need to calculate the total mass of the train car after the loading ... View the full answer