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October 1, 2014

Homework Help: physics

Posted by mauro dar on Friday, January 18, 2013 at 12:21am.

Boxcar A, with mass of 1500 kg, is travelling at 25 m/s to the east. Boxcar B has a mass of 2000 kg, and is initially at rest. The box cars collide in elastically and move together after they get stuck. What is their combined velocity?

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