(i) f = (3.0 × 108)/(5.0 × 103) = 6.0 × 104 Hz
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 6.5x1021Hz
(ii) an AM station radio wave of frequency 590 kHz?
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