Question

Calculate (a) wavenumber and (b) frequency of yellow radiation having wavelength 5800 Å.

Yellow light emitted from a sodium lamp has a wavelength (λ) of 580 nm. Calculate the frequency (ν) and wavenumber (v̄) of the yellow light.

Calculate the wavelength, frequency and wavenumber of a light wave whose period is 2.0 × 10–10 s.

Arrange the following type of radiations in increasing order of frequency: (a) radiation from microwave oven (b) amber light from traffic signal (c) radiation from FM radio (d) cosmic rays from outer space and (e) X-rays.