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Evolution of Stars

The temperatu...

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The temperature of a furnace is 2324°C and the intensity is maximum in its energy spectrum of 1200°A. If the intensity in the spectrum of a star is maximum nearly at 4800°A,then the surface temperature of the star is: (1)8400°C (2)7200°C (3)6219.5°C (4)5900°C

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