Conceptual Physics (12th Edition)

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

Chapter 25 - Think and Solve: 38


The secondary has 18 turns.

Work Step by Step

Use the transformer relationship. $$\frac{primary \; voltage}{\# \; of \; primary \; turns} = \frac{secondary \; voltage}{\# \; of \; secondary \; turns}$$ $$\frac{120 V}{360 turns} = \frac{6 V}{x \; turns}$$ The secondary has 18 turns.
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