Question

black surfaces are good absorbers and bad radiators of heat, is it true or false

Answer 1

The black surfaces are good absorbers and bad radiators of heat.

This statement is perfectly True.

Black absorbs all the incoming lights whereas white reflects all the lights.

Thus, the materials which are to be kept hot are coloured in black and not white.

This process is called as Thermal radiation.

Answer 2

Answer:

True

Yes, Black surfaces are good absorbs

and bad radiators of heat.