Consider electromagnetic waves propagating in air.
(a) Determine the frequency of a wave with a wavelength of
(i) 5.0 km
(iii) 5.0 nm.
(b) What is the wavelength (in meters and nanometers) of
(i) gamma rays of frequency 6.50×1021Hz6.50×1021Hz and
(ii) an AM station radio wave of frequency 590 kHz?