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A black body is at temeprature 300 K. It...

A black body is at temeprature 300 K. It emits energy at a rate which is proportional to :

A

300

B

`(300)^(3)`

C

`(300)^(2)`

D

`(300)^(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
By Stefan.s law `EpropT^(4)`
`rArrE_(2)prop(300)^(4)`
Correct choice is (d).
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