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An electromagnetic wave in vacuum has the electric and magnetic fields $\vec{E}$ and $\vec{B}$ , which are always perpendicular to each other. The direction of polarization is given by $\vec{X}$ and that of wave propagation by $\vec{K}$ . Then

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X¯||B¯ & K¯||B¯ ×E¯

X¯||E¯ & K¯||E¯ ×B¯

X¯||B¯ & K¯||E¯ ×B¯

X¯||E¯ & K¯||B¯ ×E¯

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detailed solution

Correct option is B

We know that, direction of polarization X→ is parallel to electric field E→, i.e, X→∥E→ and direction of wave propagation K→is perpendicular to both E→ as well as B→. i.e, parallel to E→×B→

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An electromagnetic wave in vacuum has the electric and magnetic fields E→ and B→, which are always perpendicular to each other. The direction of polarization is given by X→ and that of wave propagation by K→. Then

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

An electromagnetic wave in vacuum has the electric and magnetic fields $\vec{E}$ and $\vec{B}$ , which are always perpendicular to each other. The direction of polarization is given by $\vec{X}$ and that of wave propagation by $\vec{K}$ . Then