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A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained

A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained at temperature T then the energy radiated per second will be

Options

(a) E=0.4 eAT⁴
(b) E=0.8 eAT⁴
(c) E=0.6 eAT⁴
(d) E=1.0 eAT⁴

Correct Answer:

E=0.6 eAT⁴

Explanation:

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