Calculate the maximum amount of heat which may be lost per second by radiation by a sphere
Channel: Doubtnut
Date: 2020-08-30

Calculate the maximum amount of heat which may be lost per second by radiation by a sphere 14cm in diameter at a temperature of `227^(@)C`, when placed in an enclosure at `27^(@)C`. Given Stefan's constant =`5.7 xx 10^(-8)Wm^(-2)K^(-4)`.