Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 10 - Rotational Kinematics and Energy - Problems and Conceptual Exercises - Page 325: 27

Answer

(a) Equal. (b) Choice III

Work Step by Step

(a) We know that the rotational period of Jason is equal to the rotational period of Betsy because it takes the same amount of time for the merry-go-round to complete a revolution for all points on the merry-go-round. (b) We know that the best explanation is option (III) -- that is, it takes the same amount of time for the merry-go-round to complete a revolution for all points on the merry-go-round.
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