Answer 16.5
From Mechanics
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(New page: <math>\frac{4}{3}</math> <math>\text{m}{{\text{s}}^{-1}}</math>, in the same direction as before the collision) |
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| - | <math>\frac{ | + | <math>\frac{2}{3}</math> <math>\text{m}{{\text{s}}^{-1}}</math>, in the opposite direction as before the collision. |
Revision as of 17:09, 23 September 2010
\displaystyle \frac{2}{3} \displaystyle \text{m}{{\text{s}}^{-1}}, in the opposite direction as before the collision.
