Q. The velocity of heat radiation in vacuum is
A) Equal to that of light
B) Less than that of light
C) Greater than that of light
D) Equal to that of sound
Explanation
(a) The velocity of heat radiation in vacuum is equal to that of light
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.