10,000 kg railroad car is moving at 2.00 m/sec when a 4000 kg load of gravel is suddenly dropped in. What is the car’s speed just after the gravel is loaded
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A 10,000 kg railroad car is moving at 2.00 m/sec when a 4000 kg load of gravel is suddenly dropped in. What is the car’s speed just after the gravel is loaded?
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