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Solar radiation emitted by sun resembles...

Solar radiation emitted by sun resembles that emitted by a black body at a wavelength of about ` 4800 overset @ (A)`,. If the sun were to cool down from 6000K to 3000K then the peak intensity would occur at a wavelength

A

`4800 overset @(A)`

B

`9600 overset @(A)`

C

`7200overset @(A)`

D

`6400 overset @(A)`

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