A ball of mass 5.0kg hits a smooth vertical wall normally with a speed of 2m-1 and rebounds with the same speed. Determine the impulse experienced by the ball

A. 20.0kgm-1
B. 5.0kgm-1
C. 1.3kgm-1
D. 0.0kgm-1
E. 10.0kgm-1

Correct Answer: Option A

A. 20.0kgm-1