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A perfect black body...

A perfect black body

A

absorbs all the radiations

B

reflects all radiations

C

absorbs and reflects all radiations

D

absorbs all radiations but reflects none.

Text Solution

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The correct Answer is:
A
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BINA LIBRARY-THERMAL PROPERTIES OF MATTER -EXERCISE
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  18. A spherical black body with radius 12 cm radiates 450 W power at 500K,...

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  19. A sphere ,a cubeand a thin circular plate,all made of the same meterie...

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