Duplicate Question
The question on this page has been marked as a duplicate question.
Original Question
After falling from rest from a height of 30 m, a 0.49 kg ball rebounds upward, reaching a height of 20 m. If the contact betwee...Asked by Freedo
After falling from rest from a height of 35 m, a 0.49 kg ball rebounds upward, reaching a height of 25 m. If the contact between ball and ground lasted 1.7 ms, what average force was exerted on the ball?
Answers
Answered by
drwls
Use the two heights to get the velocity before and after impact with the ground.
From those two velocities (in opposite directions) get the momentum change.
The average force is the momentum change during the bounce, divided by the contact time.
From those two velocities (in opposite directions) get the momentum change.
The average force is the momentum change during the bounce, divided by the contact time.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.