Calculate the frequency of the red light emitted by a neon sign with a wavelength of 662 nm
We know that,
c = n * l
Where c is speed of light with value 3*10^8 m/s , n is frequency and l is wavelength.
l = 662 nm = 662*10^-9 m
n = c/l = 3*10^8 / 662*10^-9 = 4.532*10^14 Hz ...Answer
Calculate the frequency of the red light emitted by a neon sign with a wavelength of 662 nm
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