Answer
$R = 360~\Omega$
Work Step by Step
We can find the resistance:
$P = \frac{V^2}{R}$
$R = \frac{V^2}{P}$
$R = \frac{(120~V)^2}{40.0~W}$
$R = 360~\Omega$
College Physics (4th Edition)
by Giambattista, Alan; Richardson, Betty; Richardson, Robert
Published by
McGraw-Hill Education
ISBN 10:
0073512141
ISBN 13:
978-0-07351-214-3
Chapter 18 - Problems - Page 702: 64
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