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April 19, 2014

Homework Help: AP Physics B

Posted by Daisy on Thursday, November 1, 2012 at 6:46pm.

A 2189 kg car moving east at 9.73 m/s collides with a 3285 kg car moving north. The cars stick together and move as a unit after the collision, at an angle of 35.7◦ north of east and at a speed of 4.79 m/s.
What was the speed of the 3285 kg car
before the collision?
Answer in units of m/s

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