# Problem: (a) An FM radio station broadcasts at a frequency of 101.3 MHz. What is the wavelength?(b) What is the frequency of a sound source that produces the same wavelength in 20°C air?

###### FREE Expert Solution

(a) Wavelength of radiation is expressed as:

$\overline{){\mathbf{\lambda }}{\mathbf{=}}\frac{\mathbf{c}}{\mathbf{f}}}$

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###### Problem Details

(a) An FM radio station broadcasts at a frequency of 101.3 MHz. What is the wavelength?

(b) What is the frequency of a sound source that produces the same wavelength in 20°C air?