Physics · Collisions
A body falls freely from an initial height onto a hard horizontal surface. If the coefficient of restitution between the surface and the body is 0.8, then the ratio of the maximum height to which the body rises after the second impact to its initial height is:
- 1256 : 625✓
- 264 : 125
- 316 : 25
- 44 : 5
Correct answer
256 : 625
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