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: 29

Answer

(a) Same. (b) Choice I.

Work Step by Step

(a) We know that both angular speeds are equal because the angular speed is the same at all distances from the axis of rotation. (b) We know that the best explanation is option (I) -- that is, the angular speed is the same at all distances from the axis of rotation.
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