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Results tagged with electromagnetism
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user 193488
The classical theory of electric and magnetic fields, both in the static and dynamic case. It also covers general questions about magnets, electric attraction/repulsion, etc. Distinct from electrical-engineering.
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Paramagnetic material in a coil
magnetic dipoles in paramagnetic materials can align under the influence of an outside magnetic field, but this alignment much weaker and never stays permanent in comparison with feromagnetic material …
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Field at the center of a cube with positively and negatively charged faces
If you draw a line from the vertex with the sides carrying positive charge to the opposite vertex with the sides carrying all negative charges it would pass through the center of the cube. Now you can …