A 30000-kg freight car is coasting at 0850 ms with
A 30,000-kg freight car is coasting at 0.850 m/s with negligible friction under a hopper that dumps 110,000 kg of scrap metal into it.
(a) What is the final velocity of the loaded freight car?
(b) How much kinetic energy is lost?
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a 30000-kg freight car is coasting at 0850 ms with negligible friction under a hopper that dumps 110000 kg of scrap
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