Barlow Wheel Demonstration Apparatus, Demonstration Experiment Of Lorentz Force Generated By Currents Flowing Between The Polar Expansions Of A Magnet, Each

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Demonstrates lorentz force without using mercuryapparatus constituted by wheel on low friction suspensionsequipped with neodinium-iron boron magnetsmagnets generate strong magnetic field over wheel set on motion when crossed by currentsrequires aa batterie