What is the frequency of a photon of blue light, if it has a wavelength of 440 nm?

1 answer

L= V / F.
300m/uS / F = 440*10^-9 m.
440*10^-9F = 300.
F = 300 / 440*10^-9 = 0.6818*10^9 =
6.818*10^8 Mhz