When absorptivity (α) = 1, reflectivity (ρ) = 0 and transmittivity ( – McqOptions

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1.	When absorptivity (α) = 1, reflectivity (ρ) = 0 and transmittivity (τ) = 0, then the body is said to be a
A.	black body
B.	grey body
C.	opaque body
D.	white body
Answer» B. grey body

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