|Nov24-11, 06:41 PM||#1|
A 150kg cart moving at 13m/s east collided with a 420kg wagon
1. The problem statement, all variables and given/known data
A 150kg cart moving at 13m/s east collided with a 420kg wagon moving at 5m/s east.The cart rebounded westward with a speed of 3m/s. What was the speed of the wagon after the collision?
2. Relevant equations
3. The attempt at a solution
I solved the problem with this formula but i got 8.57m/s as the answer but the correct answer should be 11m/s.
|Nov24-11, 07:27 PM||#2|
Watch your signs(+/-)
|Nov24-11, 07:54 PM||#3|
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