A sound source emits sounds of frequency 180 Hz that travel through still air at 340 m/s. The source moves away from the stationary listener at 75 m/s. (a) Find the wavelength of the sound waves between the source and the listener. (b) Find the frequency heard by the listener.

A sound source emits sounds of frequency 180 Hz that travel through still air at 340 m/s. The source moves away from the stationary listener at 75 m/s. (a) Find the wavelength of the sound waves between the source and the listener. (b) Find the frequency heard by the listener.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter17: Sound

Section: Chapter Questions

Problem 118P: Student A runs down the hallway of the school at a speed of vo=5.00 m/s, carrying a ringing...

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Question

A sound source emits sounds of frequency 180 Hz that travel through still air at 340 m/s. The source moves away from the stationary listener at 75 m/s.

(a) Find the wavelength of the sound waves between the source and the listener.

(b) Find the frequency heard by the listener.

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