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• 13:20, 20 April 2022 Physdemo talk contribs created page Torsion Balance (Created page with "{{NewDemo|subject=Electricity and Magnetism|topic=Magnetic Fields and Forces|file1=Torsion Balance.gif}} Use this to show the magnetic field created by a current carrying coil. Mount a permanent horseshoe magnet next to the coil or use solenoids to produce an external field. Apply a small current through the coil and the field of the coil will try to align with the external field but is opposed by the torsion wires supporting the coil. A laser beam bounced off of the mi...")