Question:medium
A ball falling from a height of 20 m hits a floor and bounces back to a height of 17 m. The percentage of energy lost by the ball during the impact is
A ball falling from a height of 20 m hits a floor and bounces back to a height of 17 m. The percentage of energy lost by the ball during the impact is
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Percentage energy loss is directly proportional to the change in height: $\frac{\Delta h}{h_{initial}} \times 100$.
Updated On: Apr 27, 2026
- 7.5
- 10
- 15
- 5
- 20
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The Correct Option is C
Solution and Explanation
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