14. A sound wave has a frequency of 100 Hzand wavelength 340 cm. How long will it
take to move through 1 m?
15. If the velocity of sound in air is 340 m/s,
calculate:
a. The wavelength when the frequency is
256 Hz.b. The frequency when the wavelength is
0.85 m.
Answers & Comments
answer
15 a) wavelength = 1.328m
b) frequency = 400Hz