Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 18 - Electric Currents - Misconceptual Questions: 6

Answer

Choice B (or, arguably, choice C).

Work Step by Step

Ohm’s law says that the voltage V and the electric current I are proportional. Since the voltage doubled, but the current tripled in this material, Ohm’s law does not apply to this material.
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