International
This very simple electric motor is called a homopolar motor because the magnetic field does not change direction or strength. With only three parts, it is probably the simplest motor you can possibly make.
balanced weight and low friction.
By RuLev 1202715963 Reply Spam [+0] Moderate Up Moderate Down RemoveTo make it work better use a better charged battery.
-Fluffy201
so you must mean a *less discharged* cell - I think homopolar motors have a direct speed-to-voltage relationship, so you could get CRAZY spinning if you used a lithium cell fully charged to 4.2V!!
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