A black body radiates energy at the rate of `1 xx 10 J // s xx m` at temperature of
Channel: Doubtnut
Date: 2020-08-23

A black body radiates energy at the rate of `1 xx 10 J // s xx m` at temperature of `227 ^(@)C`, The temperature to which it must be heated so that it radiates energy at rate of `1 xx 10 J//sm`, is