Nahed weighs 55 kg, she uses her scooter of mass 5 kg to go to her nearby friend's house. Her speed upon arriving is 15 m/s. a. Calculate the work done by the brakes to stop the scooter. b. What is the magnitude of the breaking force, if the scooter comes to a rest after 3 m

Nahed weighs 55 kg, she uses her scooter of mass 5 kg to go to her nearby friend's house. Her speed upon arriving is 15 m/s. a. Calculate the work done by the brakes to stop the scooter. b. What is the magnitude of the breaking force, if the scooter comes to a rest after 3 m

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section: Chapter Questions

Problem 10WUE: A puck of mass 0.170 kg slides across ice in the positive x-direction with a kinetic friction...

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Question

Nahed weighs 55 kg, she uses her scooter of mass 5 kg to go to her nearby friend's house. Her speed upon arriving is 15 m/s.

a. Calculate the work done by the brakes to stop the scooter.

b. What is the magnitude of the breaking force, if the scooter comes to a rest after 3 m?

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