Which of the following is the example of ideal black body [AIEEE 2002; – McqOptions

MCQOPTIONS

1.	Which of the following is the example of ideal black body [AIEEE 2002; CBSE PMT 2002]
A.	Kajal
B.	Black board
C.	A pin hole in a box
D.	None of these
Answer» D. None of these

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