if the sun had a temperature twice of the present one?

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The radiant energy from the sun, incident normally at the surface of earth, is 20 kcal/m 2 min. What would have been the radiant energy incident normally on the earth, if the sun had a temperature twice of the present one?
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Aug
The radiant energy from the sun, incident normally at the surface of earth, is 20 kcal/m 2 min. What would have been the radiant energy incident normally on the earth, if the sun had a temperature twice of the present one? if the sun had a temperature twice of the present one? incident normally at [...]
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