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The radiation emitted by a star "A" per ...

The radiation emitted by a star "A" per second is 10,000 times that of the sun. If the surface temperatures of the sun and the star A are 6000K and 2000K respectively, the ratio of the radii of the star A and the sun is

A

`300 : 1`

B

`600 : 1`

C

`900 : 1`

D

`1200 : 1`

Text Solution

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The correct Answer is:
C
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