Physics: Principles with Applications (7th Edition)

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

Chapter 29 - Molecules and Solids - Questions: 19


A diode cannot be used to amplify a signal.

Work Step by Step

A diode is essentially a one-way valve for current, but in this two-terminal device you can’t connect a power source to amplify a signal. The principle of conservation of energy tells us it can’t amplify signals passing through it.
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