Q. The thermal radiation emitted by a body is proportional to T n, where T is its absolute temperature. The value of 'n' is exactly 4 for

(A) Black painted bodies only
(B) All bodies
(C) Polished bodies only
(D) A black body

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✅ Correct Answer: (B) All bodies

Published by Mr. Dubey ⭐ 111.54K Points at 20-Sep-2023 12:23 pm in Heat Transfer

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