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4 votes
4 answers
5k views

What is the *cause* of the Lorentz Force

Is it possible to explain what actually causes the force on a current carrying conductor in a magnetic field. I have read that this is due to the magnetic fields 'interacting' in some way. This ...
Harry's user avatar
  • 195
9 votes
6 answers
7k views

Are the field lines the same as the trajectories of a particle with initial velocity zero?

Is it true that the field lines of an electric field are identical to the trajectories of a charged particle with initial velocity zero? If so, how can one prove it? The claim is from a german ...
Anna's user avatar
  • 191