Problem: A 2.00×104 kg railroad car is rolling at 4.00 m/s when a 5000 kg load of gravel is suddenly dropped in. What is the cars speed just after the gravel is loaded?

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Problem Details

A 2.00×104 kg railroad car is rolling at 4.00 m/s when a 5000 kg load of gravel is suddenly dropped in. What is the cars speed just after the gravel is loaded?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Adding Mass to a Moving System concept. You can view video lessons to learn Adding Mass to a Moving System. Or if you need more Adding Mass to a Moving System practice, you can also practice Adding Mass to a Moving System practice problems.

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