Answer
$P = 7.5\times 10^4~W$
Work Step by Step
We can find the average power level:
$P = \frac{E}{t}$
$P = \frac{15\times 10^9~W~years}{2.0\times 10^5~years}$
$P = 7.5\times 10^4~W$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 43 - Energy from the Nucleus - Problems - Page 1332: 27a
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