Conceptual Physics (12th Edition)

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

Chapter 20 - Think and Solve: 33

Answer

1 m. 1 cm.

Work Step by Step

a. The wave speed is frequency multiplied by wavelength. $$v = f \lambda$$ Solve for the wavelength. Wavelength = speed/frequency =$\frac{v}{f} = \frac{340 m/s}{340 Hz} = 1 m$. b. Wavelength = speed/frequency =$\frac{v}{f} = \frac{340 m/s}{34000 Hz} = 1 cm$.
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