Question #3851
A hiker shouts toward a vertical cliff 685 m away. The echo is heard 4.00 s later.
a. What is the speed of sound in air?
b. The wavelength of the sound is 0.750 m. What is its frequency?
c. What is the period of the wave?
a. What is the speed of sound in air?
b. The wavelength of the sound is 0.750 m. What is its frequency?
c. What is the period of the wave?
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#339914 on Dec 2023
#339914 on Dec 2023
Comments
The ans. is V=342.5m/s F=456.66Hz