What is the speed of propagation of an electromagnetic wave with an angular frequency $\omega$ and wave vector magnitude $k$ ?
A
$\omega/k$
B
$c$
C
$\omega \times k$
D
$\omega + k$

Question

What is the speed of propagation of an electromagnetic wave with an angular frequency $ \omega $ and wave vector magnitude $ k $?

Accepted Answer

$ \omega/k $

Answer

$ c $

Answer

$ \omega \times k $

Answer

$ \omega + k $

NEET Physics Maxwell's Equations MCQ Question