Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 21 - Electric Current and Direct-Current Circuits - Problems and Conceptual Exercises - Page 755: 13

Answer

$51\Omega$

Work Step by Step

According to Ohm's law $V=IR$ This can be rearranged as: $R=\frac{V}{I}$ We plug in the known values to obtain: $R=\frac{18}{0.35}$ $R=51\Omega$
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