A 22.0 kg wheel, essentially a thin hoop with radius 1.70 m, is rotating at 297 rev/min. It must be brought to a stop in 28.0 s. (a) How much work must be done to stop it? (b) What is the required average power? Give absolute values for both parts.

A 22.0 kg wheel, essentially a thin hoop with radius 1.70 m, is rotating at 297 rev/min. It must be brought to a stop in 28.0 s. (a) How much work must be done to stop it? (b) What is the required average power? Give absolute values for both parts.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter12: Rotation I: Kinematics And Dynamics

Section: Chapter Questions

Problem 20PQ: A wheel starts from rest and in 12.65 s is rotating with an angular speed of 5.435 rad/s. a. Find...

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