Answered: FIGURE 9.27 Visual overview of the…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter8: Conservation Of Energy

Section: Chapter Questions

Problem 39PQ: Figure P8.39 shows two bar charts. In each, the final kinetic energy is unknown. a. Find Kf. b. If m...

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Joey, stands at rest at the outer edge of the frictionless merry-go-round as shown. The merry-goround is also at rest. Joey then begins to run around the perimeter of the merry-go-round, finally reaching a constant speed, measured relative to the ground, of 5.0 m/s. What is the final angular speed of the merry-go-round?

FIGURE 9.27 Visual overview of the merry-go-round.
Before:
After:
Wi
Wf
m
R
M
Known
Find: Tf
T= 2.5 s
М 3- 200 kg
m= 36 kg
R=2.0 m

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