Q. Depending on the radiating properties, a body will be black when (where a = absorptivity, p == reflectivity, X = transmissivity.)

(A) p = 0, x = 0 and a = 1
(B) p= l,T = 0anda = 0
(C) p = 0, x = 1 and a = 0
(D) x = 0, a + p = 0

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✅ Correct Answer: (A) p = 0, x = 0 and a = 1

Published by Mr. Dubey ⭐ 104.85K Points at 20-Sep-2023 12:23 pm in Heat Transfer

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