Answer
Please see the work below.
Work Step by Step
We know that
(a) W=mgh
We plug in the known values to obtain:
$W=(1)(9.8)(1.7)=17J$
(b) As $P=\frac{W}{t}$
We plug in the known values to obtain:
$P=\frac{(5)(16.66)}{60}$
$P=1.4W$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 6 - Exercises and Problems - Page 107: 72
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