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Results tagged with electromagnetism
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user 4017
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.
-3
votes
Where the angular momentum has gone?
The angular momentum is in the energy that was added into the object.
After the object has cooled, the angular momentum is in the heat radiation.
But: If the object radiates mostly from the center pa …
- 47
0
votes
Why aren't there compression waves in electromagnetic fields?
Let us consider a horizontally pointing laser pointer that is being wiggled up and down. At some distance away the laser beam makes a bright spot on a wall. The spot moves up and down, say 10 meters, …
- 47