Question #6426019Single Choice

Physics

Question

A ball of mass 1 kg moving at 5 m/s collides inelastically with a ball of mass 2 kg moving at 3.5 m/s in the same direction. After the collision, the balls stick together. What is the final velocity of the system?

Options

A
    2.5 m/s
B
    3 m/s
C
    3.5 m/s
D
    4 m/s

Answer & Analysis