A ball with a mass of #6 kg # and velocity of #5 m/s# collides with a second ball with a mass of #1 kg# and velocity of #- 7 m/s#. If #50%# of the kinetic energy is lost, what are the final velocities of the balls?
1 Answer
Mar 23, 2017
The velocities of the balls are
Explanation:
Momentum is conserved
So,
We have 2 equations with 2 unknowns
From
Replacing in
The velocities of the balls are