Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 22 - Reading Check Questions (Comprehension) - Page 425-426: 15

Answer

Transistors are composed of very thin layers of semiconducting materials. They can function as digital switches, or signal amplifiers, among other things.

Work Step by Step

This is discussed on pages 412-413.
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