Answer
$ 99.9\ W$
Work Step by Step
Simplifying the equation for intensity, we find:
$P = 4\pi I r^2 = 4 \pi (.73)(3.3^2)= 99.9\ W$
Essential University Physics: Volume 1 (4th Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0-134-98855-8
ISBN 13:
978-0-13498-855-9
Chapter 14 - Exercises and Problems - Page 272: 53
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