Q. If the temperature of the sun (black body) is doubled, the rate of energy received on earth will be increased by a factor of
A) 2
B) 4
C) 8
D) 16
Explanation
(d) Amount of energy radiated $\propto (Temperature)^{4}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.