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1. |
If a ball which is dropped from a height of 2.25 m on a smooth floor attains the height of bounce equal to 1.00 m, the coefficient of the restitution between the ball and floor, is |
A. | 0.25 |
B. | 0.5 |
C. | 0.67 |
D. | 0.33 |
Answer» C. 0.67 | |