Essential University Physics: Volume 1 (4th Edition)

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 2 - Exercises and Problems - Page 31: 54


Please see the work below.

Work Step by Step

We know that $v=\frac{d_x}{d_t}=4bt^3$ and we also know that the average velocity is $v=\frac{\Delta x}{\Delta t}$ $v=\frac{bt^4}{t}=bt^3$ Hence, the average velocity is one fourth of the instantaneous velocity.
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