Question

The temperature of a black body becomes half of its original temperature, the amount of radiation emitted by the body will reduce to
A. `1//16`
B. `1//18`
C. `1//12`
D. `1//8`

Answer 1

Correct Answer - A
`(R_(2))/(R_(1))=(T_(2)^(4))/(T_(1)^(4))=(1)/(16)`