Magnetic Field

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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.

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Magnetic Field

4 Comments | Add Comment

That last one was best
balanced weight and low friction.
By RuLev 1202715963 Reply Spam [+0] Moderate Up Moderate Down Remove ~~6575579~~
- 0
- To make it work better...
  To make it work better use a better charged battery.
  -Fluffy201
  By Fluffy201 1208116203 Reply Spam [+0] Moderate Up Moderate Down Remove ~~8492401~~
- 1
- ...but these are 1.5V primary cells...
  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!!
  By RuLev 1208122690 Reply Spam [+0] Moderate Up Moderate Down Remove ~~6575579~~
- 2
Where
Is the video??... not working!
By scoobyd 1201238890 Reply Spam [+0] Moderate Up Moderate Down Remove ~~583910~~
- 0

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