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Two 5000-kg freight cars roll toward each other (one at 1 m/s, the other at 2 m/s) on a level track. Thus before they collide one car's kinetic energy is 2500 J and the other's is 10,000 J. After they collide (and couple together) their total kinetic energy is
🗓 Jul 10, 2021
votes
Ojasvini
🌐 India
Thank you so much for the answer
votes
Kathryn
🌐 India
hmm, where is the explanation
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