Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 14 - Exercises and Problems - Page 263: 40


170 Hz

Work Step by Step

Looking at the values for fundamental frequencies, we find that the lowest fundamental frequency possible is equal to double the original frequency. Thus, we find: $ f = 85 \times 2 = 170 \ Hz$
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