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A wireform dragonfly, with built-in vibrating helical homopolar motor, interact to produce an audio-visual spark of life.
Using only a neodymium magnet, AA battery and one length of copper wire, Nature and Technology become melded in a simplistic embrace.
The homopolar motor works from the principle of the Lorentz force, discovered about 150 years ago. Basically, it states that when current flows through a conductor in a magnetic field it will experience a force on the charges in the conductor, producing torque.
Tags: homopolar vibrating helix electric motor dragonfly neodymium magnet experiment gadget mechanics diy electronics nikola tesla super-magnet cool rad awesome fun unique supermagnet sci-art science art wire-form copper wire helical coil rare-earth rare earth magnetic vortex coupler home experimentation lorentz lorenz force faraday unipolar generator project |