Ii) For perfectly black body____a)t=1 b) a = 0c) a=1d)r=0

1.	Ii) For perfectly black body____a)t=1 b) a = 0c) a=1d)r=0
Answer» c) a = 1Explanation:Absorptive power is 1 because it ABSORBS all radiation INCIDENT upon it.(Technically r = 0 is ALSO CORRECT as nothing is reflected, everything is absorbed.)

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Ii) For perfectly black body____a)t=1 b) a = 0c) a=1d)r=0​

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Ii) For perfectly black body____a)t=1 b) a = 0c) a=1d)r=0