Battery Experiments
Easy AA Battery Spinner Experiment
Converting raw energy into spinning motion powers land, air and ocean transport. We need electric…
Browsing: homopolar
Battery Experiments
Battery Experiments
Homopolar Motor Using a Rare Earth Magnet
A homopolar electric motor uses direct current between two opposing magnetic poles. We build such…
Battery Experiments
How to Make a Simple Electric Motor
An electric motor stripped to its essentials is a device a magnetic field causes to…