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The kind of magic without which all of this wouldn't be possible. This tag should be used for questions about the **physics** of the fields that charged particles create and how these fields interact. It should not be used for all questions involving electromagnetism; that would be everything on the site.

1 vote
1 answer
119 views

How do I find the torque of a simple electrical motor?

I created a simple electric motor following Khan Academy's tutorial, and now I am trying to figure out how I can find the torque from it (which should be quite small). Here is an image of the setup fr …
1 vote
2 answers
228 views

Is Lorentz-Force the same as electromagnetic force?

I have been doing some research on the Lorentz force law because I am currently learning about AC and DC electric motors. I have been stumbling onto the phrase "electromagnetic force" and "Lorentz for …