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```
A ball falls from height H.There are n collisions with the Earth if after n collisions the ball Rises to a height y then coefficient of restitution is given by?
A ball falls from height H.There are n collisions with the Earth if after n collisions the ball Rises to a height y then coefficient of restitution is given by?

```
3 years ago

## Answers : (1)

Anhiti Rao
11 Points
```							Coefficient of restitution when an objects hits/bounces off a stationary object/platform ise^2=y/Hafter n collisions it will become (e^n)^2=y/HTherefore coff. Restitution = (e)^2n=y/H or H×((e)^2n)=y
```
3 years ago
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• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions