- A runner of mass 60 kg initially moves at a speed of 9m/s. a) What is the impulse needed to impose to the runner if we want to make the runner to stop? b) How long a force of 200N must act to bring him/her to rest?

- A runner of mass 60 kg initially moves at a speed of 9m/s. a) What is the impulse needed to impose to the runner if we want to make the runner to stop? b) How long a force of 200N must act to bring him/her to rest?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter9: Momentum And Its Conservation

Section: Chapter Questions

Problem 93A

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Please explain and show work for the following question with equations used. Thank you!!

6. A runner of mass 60 kg initially moves at a speed of 9m/s.
a) What is the impulse needed to impose to the runner if we want to make the runner to stop?
b) How long a force of 200N must act to bring him/her to rest?

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