October 9, 2015

Homework Help: physics

Posted by zavy on Monday, January 30, 2012 at 11:15am.

Two carts with masses of 11.7 kg and 2.5 kg
move in opposite directions on a frictionless
horizontal track with speeds of 6.6 m/s and
3.1 m/s, respectively. The carts stick together
after colliding head-on.
Find their final speed.
Answer in units of m/s

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