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Grade: 12th pass 

                        
Average speed of ball after second collision with ground dropped from 20 m
2 years ago

Answers : (1)

Lakshay Kumar
43 Points 
							Can you pls specify the value of coefficient of restitution ; "e". You can calculate it by following following relation v=e^n*v0=>v=e^n√2gh.Where n=after nth collisionHope you will understand it
2 years ago
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  • Previous Year Exam Questions


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