Question

If a radio wave has speed 3.00 *10^8 m/s and frequency 94.7 MHz, what is its wavelength? ​

Answer 1

`We \: know \: that, \: c = λv \\ thus \: \: λ = (c)/(v) = \frac{3 * {10}^(8) \: m {s}^( - 1) }{94.7 * {10}^(6) } \\ = 3.16789863≈3.17 \: m`

Hope this helps :)