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6
votes
2answers
114 views

What is the exact physics behind sonic levitation

Me and a group of friends decided to choose sonic levitation as our research topic. However, after looking up the theoretical background, we hit a roadblock: (Here is an image of a standing sound ...
1
vote
0answers
80 views

Remotely changing superconductor levitation height?

I want to be able to modify the height of a quantum locked superconductor. My original plan was to levitate the superconductor over an electromagnet and modify the current to said magnet (increase the ...
1
vote
0answers
70 views

Bottom magnetic levitation

There are many decorative devices, that keep a small metal sphere levitating in air by attracting it to a top electromagnetic coil while monitoring their height by optical sensors. There is also the ...
0
votes
0answers
23 views

Earnshaw's Theorem for ferromagnets

Why is Earnshaw's Theorem inapplicable for moving ferromagnets? Can I get a mathematical classical proof for this?
-1
votes
0answers
10 views

Can this electrcity generated by a superconductor used for other purposes other than levitation? or together for both purposes

i want to ask whether the electricity produced by superconductor can be used up of other purposes other than levitating it, or can it be used for two purposes that are levitation and for eg lighting ...