Class 12 NEET Physics Electromagnetic Waves Questions

According to Maxwell, the electromagnetic waves are those waves in which there are sinusoidal variation of electric and magnetic field vectors at right angles to each other as well as at right angles to the direction of wave propagation.If the electric field

→

( E)

and magnetic field(

→

B

) are vibrating along Y and Z direction, propagation of electromagnetic wave will be along the X -axis. Therefore, the velocity of electromagnetic wave is parallel to

→

E

×

→

B

.