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A ball falls on the ground from a height of 2m and rebounds upto a height of 1.5 m. Find the coefficient of restitution. in above ques which vilocity do we have to use because velocities are changing?

A ball falls on the ground from a height of 2m and rebounds upto a height of 1.5 m. Find the coefficient of restitution.


in above ques which vilocity do we have to use because velocities are changing?

Grade:12

2 Answers

Satyam Raj
31 Points
10 years ago
since it acquires a velocity sqrt 2gh this is the velocity with which it strikes...
akash
24 Points
10 years ago
As e= velocity of separation / velocity of approach so what is the vilocity of approach and seperation because vilocity is increasing by time during free fall and decsease while rising up...

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