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Physics, 04.11.2019 01:31 kristofwr3444
A25,000 kg traveling east collides with a 2,000 kg truck standing still on the tracks. after the collision the train and truck are moving together at 22.3 m/s. how fast was the train going to begin with? assume there is no friction. my frame of reference sets east a positive
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A25,000 kg traveling east collides with a 2,000 kg truck standing still on the tracks. after the col...
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