A plane electromagnetic wave travels in free space. Then the ratio of the magnitudes of electric and magnetic fields at a point is equal to:
![Light is energy that travels in electromagnetic waves, meaning it can travel through a medium (matter) or through a vacuum (empty space). The speed of. - ppt download Light is energy that travels in electromagnetic waves, meaning it can travel through a medium (matter) or through a vacuum (empty space). The speed of. - ppt download](https://images.slideplayer.com/15/4610983/slides/slide_2.jpg)
Light is energy that travels in electromagnetic waves, meaning it can travel through a medium (matter) or through a vacuum (empty space). The speed of. - ppt download
![homework and exercises - Calculating at what time electromagnetic wave reaches highest and lowest value? - Physics Stack Exchange homework and exercises - Calculating at what time electromagnetic wave reaches highest and lowest value? - Physics Stack Exchange](https://i.stack.imgur.com/YrvoI.png)
homework and exercises - Calculating at what time electromagnetic wave reaches highest and lowest value? - Physics Stack Exchange
![Chapter 15. Waves in Space One thing that all the forms of electromagnetic radiation have in common is that they can travel through empty space. This. - ppt download Chapter 15. Waves in Space One thing that all the forms of electromagnetic radiation have in common is that they can travel through empty space. This. - ppt download](https://images.slideplayer.com/15/4617464/slides/slide_4.jpg)