Depending on the radiating properties, a body will be black when (Where a = abso

Question

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

Options:

A . P = 0, x = 0 and a = 1

B . P= 1, T = 0 and a = 0

C . P = 0, x = 1 and a = 0

D . X = 0, a + p = 0

Answer: Option A

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