Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 2 - Motion Along a Straight Line - Problems: 15e

Answer

Yes the speed (and velocity) will be zero at $t=2 s$

Work Step by Step

Lets write our equation again: $v=\frac{dx}{dy}=6t-12 $ If $v=0$, then $0=6t-12$ $12=6t$. $6t=12$ Solving, we find that $t=2$. This means that the velocity will be zero at $t=2 s$.
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