Forwarded from Nikola Tesla
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Acoustic levitation
It is based on the creation of a standing sound wave in the air capable of keeping particles suspended.
Forwarded from Nikola Tesla
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3D Magnetic Field 😎
Even those students familiar with magnetic fields in the two-dimensional plane will be fascinated by this spectacle 😵
Through this cube, we can observe the magnetic field field lines in 3D in a startling new way
Just shake the oil-filled cube, drop the included cylindrical magnet into the center compartment and watch how the iron filings react to the presence of the magnet 🧲
Even those students familiar with magnetic fields in the two-dimensional plane will be fascinated by this spectacle 😵
Through this cube, we can observe the magnetic field field lines in 3D in a startling new way
Just shake the oil-filled cube, drop the included cylindrical magnet into the center compartment and watch how the iron filings react to the presence of the magnet 🧲