Answer
Please see the work below.
Work Step by Step
We know that
$P=\sigma AT^4$
We plug in the known values to obtain:
$P=(5.7\times 10^{-8})(50\times 10^{-4})(810+273.15)^4$
$P=390W$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 16 - Section 16.4 - Exercises and Problems - Page 299: 36
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