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How to make a homopolar motor

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Views: 7,838 Length: 1:26 Date added: 12/13/07 Rating: A

Build your own ultra-simple electric motor with only a battery, magnet, and a bit of wire. Takes only a minute to build, but will keep you mesmerized for hours. Makes a hypnotizing spiral screw movement.

Creator Website www.metacafe.com/channels/cobbler Hosted by metacafe.com
Comments
+1
Grandmaster Slim Cube 10 months ago
so this is electro-magnetic or something?
+1
DudeRun 8 months ago
Cool... but, what's the point?
+1
eXoCheaterz 2 months ago
googlesironman:

The point is that this person went to great lengths to develop and upload a video that teaches certain basic principles of physics in an easy manner and he should be commended for it.
Well dome man. Keep it up.
+1
DBerwick 8 months ago
Whats the point? The point is that anyone who's seen a motor knows the basis of mechanical engineering is a footing in simple automated movements.
+2
googlesironman 6 months ago
The point is that this person went to great lengths to develop and upload a video that teaches certain basic principles of physics in an easy manner and he should be commended for it.
Well dome man. Keep it up.
+2
Nerdking13 5 months ago
Uhhh... question!
Where can one get a chromed neodymium magnet like the one featured in this movie?
+1
kd6rbx50 4 months ago
I have found about the only place to get this type of battery called neodymium magnet, you can them on the internet Magnet,com is one place
just type in the search for neodymium magnet, you will find lots of them.Radio shack has batterys but not this kind, and the guy that did this video thanks
+1
kainee 4 months ago
loved it.
+1
gunmarana 3 months ago
will any magnet work?
+1
gunmarana 3 months ago
will any magnet work?
+1
brunbark 2 months ago
If the energy used in moving the handheld magnet is less than the rotational energy then you have something there!
+1
Nerdking13 2 months ago
what keeps the battery from exploding due to the heat from the short?
+1
imam last month
nice...
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