Answer
19.8 Watts
Work Step by Step
We recall the equation for power:
$P_{avg} =\frac{W}{t}$
In the work above, we plug in the known values to obtain the answer.
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 7 - Kinetic Energy and Work - Problems - Page 176: 84b
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