Q. A black body is at a temperature 300 K. It emits energy at a rate, which is proportional to
A) 300
B) $(300)^{2}$
C) $(300)^{3}$
D) $(300)^{4}$
Explanation
(d) $E \propto T^{4}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.