Question #6417206Single Choice

Physics

Question

A small ball is moving horizontally to the right at a speed of 3 m/s. After hitting a wall, it rebounds in the same straight line at a speed of 2 m/s after 0.1 seconds. What is the average acceleration of the ball during this time?

Options

A
    10 m/s2,direction to the right
B
    10 m/s2,direction to the left
C
    50 m/s2,direction to the right
D
    50 m/s2,direction to the left

Answer & Analysis