A 5.50-kg ball, moving to the right at a velocity of +2.35 m/s on a frictionless table, collides head-on with a stationary 7.60-kg ball. Find the final velocities of the balls if the collision meet the following conditions.
(a) elastic
5.5-kg ball = Incorrect: Your answer is incorrect. m/s
7.6-kg ball = Incorrect: Your answer is incorrect. m/s
(b) completely inelastic
Incorrect: Your answer is incorrect. m/s
1 answer
I will be happy to check your work. It is difficult to get a wrong answer on b), and for a) a bit of algebra is required. I suspect you are doing somehing wrong with signs.
2 answers