Question

Why is black the good absorber of radiation?​

Answer 1

Black coloured objects absorb all the wavelengths of light and do not reflect any of them. Therefore, it looks black in colour and is considered to be a good absorber and a good emitter of heat. On the other hand, white coloured objects reflect all the light that falls into it and therefore they look white

Answer 2

=> Black colour do not reflect the wavelength of light and is a good emitter of heat . This, black is a good absorber of radiation.