Problem

Problem

To test the quality of a tennis ball, you drop it onto the floor from a height of 4.00 m. It rebounds to a height of 2.00 m. If the ball is in contact with the floor for 12.0 ms, what is its average acceleration during that contact? Take g=98 m/s2g = 98 \text{ m/s}^2 .

Browse the problem library