Barlow Wheel - Mercury Free

A disc shape conductor able to rotate about its axis, conducting strip on disc with contact made by brushing against the disc. Two connecting terminals fitted on insulating base.

For demonstrating the applications of Laplace's Law. The continuous rotation of disc is because of electromagnetic force is induced by magnet. A disc shape conductor able to rotate about its axis, conducting strip on disc with contact made by brushing against the disc. Two connecting terminals fitted on insulating base.