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Which of the following are correct...

Which of the following are correct

A

A normal body can radiate energy more than a perfectly black body

B

A perfectly black body is always black in colour

C

According to Newton.s law, good conductors of electricity are also good conductors of heat

D

At a given temperature, `e_(lambda)alpha a_(lambda)` for any body.

Text Solution

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The correct Answer is:
A, D
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