Conceptual Physics (12th Edition)

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

Chapter 25 - Think and Explain - Page 482-483: 71


See below.

Work Step by Step

A step-up transformer has a larger voltage in the secondary by having more turns in the secondary coil compared to the primary coil. A step-down transformer does the opposite: with fewer turns in the secondary coil than in the primary coil, the voltage is lowered in the secondary coil.
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