Question

what is black body radiation

Answer 1

Answer:

An object that absorbs all radiation falling on it, at all wavelengths, is called a black body. When a black body is at a uniform temperature, its emission has a characteristic frequency distribution that depends on the temperature. Its emission is called black-body radiation.

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Answer 2

Answer:

A black body is a metal sphere coated with platinum - black and a hole on its surface.

A perfect black - body emits and absorbs all radiations .

However a perfect black - body does not exist .

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