Physics: Principles with Applications (7th Edition)

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

Chapter 21 - Electromagnetic Induction and Faraday's Law - Problems - Page 621: 29

Answer

The secondary current is 0.21 times the primary current.

Work Step by Step

The ratio of the secondary voltage to the primary voltage is (120/25). By comparing equations 21-6 and 21–7, we see that the current ratio is the reciprocal of the voltage ratio. (25/120) = 0.21.
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