Question

If orange-red colour is absorbed from white-light, the observed colour is

Answer 1

If wavelengths of light from a certain region of the spectrum are absorbed by a material, then the materials will appear to be the complementary color Thus, for instance, if violet light with wavelength of 400nm is absorbed, the material will look yellow. If the material absorbs blue you will see the color orange.

Answer 2

Explanation:

if the wavelength of the orange red colour is absorbed from the white light then the observed colour is becoming dark brown