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April 19, 2014

April 19, 2014

Posted by **Darren** on Monday, September 3, 2012 at 11:26am.

Calculate the speed |V|, a scalar, in ms-1. Give your answer to 3 decimal places.

- Math -
**Steve**, Monday, September 3, 2012 at 12:57pmthe momentum of the center of mass stays constant.

p1 = m1*u1 = 4.5576i + 1.8568j

p2 = m2*u2 = 2.7020i + 4.3232j

p = p1+p2 = 7.2596i + 6.1800j

|p| = 9.5338

|v| = |p|/(m1+m2) = 1.597 m/s

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