Q. The electromagnetic waves travel with a velocity
A) Equal to velocity of sound
B) Equal to velocity of light
C) Less than velocity of light
D) None of these
Explanation
(b) Velocity of EM waves $= \frac{1}{\sqrt{\mu_{0}\varepsilon_{0}}} = 3 \times 10^{8}m/s$ = velocity of light
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.