A black body does not
(i) emit radiation (ii) absorb radiation
(iii) reflect radiation (iv) refract radiation

When a black body is heated, it emits heat radiations of

What is black body radiation ?

Assertion(A) Black body is an ideal body that emits and absorbs radiations of all frequencies. Reason(R) The frequency of radiation emitted by a body goes from a lower frequency to higher frequency with an increase in temperature.

Assertion(A) Black body is an ideal body that emits and absorbs radiations of all frequencies. Reason(R) The frequency of radiation emitted by a body goes from a lower frequency to higher frequency with an increase in temperature.