Question

Light is an electromagnetic wave whose

• A. $\vec{E }$ and $\vec{B}$ are parallel and both are prependicular to the direction of propogation
• B. $\vec{E}$ and $\vec{B}$ are mutually perpendicular and the direction of propagation is parallel to $\vec{E}$
• C. $\vec{E}$ and $\vec{B}$ and the direction of propagation are mutually perpendicular
• D. $\vec{E}$ and $\vec{B}$ are mutually perpendicular and the direction of propagation is parallel to $\vec{B}$

Answer 1

Answer: (C)

$\vec{E}$ and $\vec{B}$ and the direction of propagation are mutually perpendicular

Answer 2

Fact