Answer
$average~speed=5.8~m/s$
Work Step by Step
The required average speed can be determined as follows:
$v=\frac{2\pi R_e}{t}$
We plug in the known values to obtain:
$v=\frac{2\pi(6.38\times 10^6m)}{80\times 24\times 60\times 60}$
$v=5.8m/s$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 2 - One-Dimensional Kinematics - Problems and Conceptual Exercises - Page 54: 95
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