Heat TransferMedium
Question
Assuming the sun to be a spherical body of radius R at a temperature of T K, evaluate the total radiant power, incident on Earth, at a distance r from the Sun.
where r0 is the radius of the Earth and σ is Stefan′s constant.
where r0 is the radius of the Earth and σ is Stefan′s constant.
Options
A.
B.
C.
D.
(σT4.4πR2) = 
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