Physics: Principles with Applications (7th Edition)

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

Chapter 9 - Static Equilibrium; Elasticity and Fracture - Questions: 1

Answer

Two examples are a merry-go-round, just after it starts up, and a spinning drill bit just after the drill is turned off.

Work Step by Step

We seek a situation where an object has a net force of zero (meaning its center of mass doesn’t accelerate) but is not in equilibrium. This means it has a net torque, and an angular acceleration.
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