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November 24, 2014

Homework Help: physics

Posted by Cory on Monday, December 7, 2009 at 10:01am.

A 50. kg cart is moving across a frictionless floor at 2.0 m/s. A 70. kg child, riding in the cart, jumps off so that the child hits the floor with zero velocity. What was the velocity of the cart after the boy jumped?

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