Question

Which star should radiate more energy: The red supergiant Betelgeuse (about 1000 solar radii in diameter)...

Which star should radiate more energy:

The red supergiant Betelgeuse (about 1000 solar radii in diameter)

or

The blue supergiant Rigel (about 100 solar radii in diameter)

and why? please explain fully in a paragraph.

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Answer #1

From Stephan. Boltzmann Law, Energy E gTT Area 44R2 here, R is the padius of the star. o is the stephan-Boltzmann constant T=

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