- #1
mdn
- 49
- 0
hi all,
this question arises in my mind because, electromagnetic wave travel even in vacuum and we says that electromagnetic wave associated with electric field and magnetic field. now the questions is where is charge in medium, to say electric field?
this question arises in my mind because, electromagnetic wave travel even in vacuum and we says that electromagnetic wave associated with electric field and magnetic field. now the questions is where is charge in medium, to say electric field?