Question

Solar constant $(S)$ depends upon the temperature of the Sun $(T)$ as

• A. $S\propto T$
• B. $S\propto T^2$
• C. $S\propto T^3$
• D. $S\propto T^4$

Answer 1

Answer: (D)

$S={\left[\frac{R}{r}\right]}^2\sigma T^4$
$S\propto T^4$