Answered

What is the frequency of sound waves with a wavelength of 40 m travelling in air at a speed of 400m m/s?

Sagot :

Ervinflores11viz

Answer:

The frequency is 10 hz

You can use frequency calculators by copying this link trust me :

https://www.emc2-explained.info/Speed-Frequency-and-Wavelength/Calc/#.YJHzC7Uzbcd

Well, hope it helps : )