Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 3 - Kinematics in Two Dimensions; Vectors - Misconceptual Questions - Page 68: 11

Answer

Choices B and E are not valid.

Work Step by Step

Choice B is incorrect because the acceleration is always downward with magnitude g. Choice E is incorrect for any projectile that is thrown with an initial horizontal component. The speed will never be zero because that component does not change.
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