Physics Technology Update (4th Edition)

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

Chapter 7 - Work and Kinetic Energy - Conceptual Questions - Page 210: 9

Answer

Please see the work below.

Work Step by Step

The force of gravity acts on the package in the opposite direction and cancels out the impact of the elevator's upward force. As a result, the package remains at constant speed and gains no kinetic energy.
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