Question

The wavelength of light having wavenumber 4000c/m is​

Answer 1

Answer:

2.5 microns

Explanation:

wavenumber = 1/ wavelength

wavelength = (1/4000) cm =

1/4000 *1/100 m = 0.25 * (10^-5) = 2.5 × (10^-6)

wavelength = 2.5 microns

Answer 2

Answer:

Hope it helps you.......