View Full Version : Fuckin Magnets
CyberDruid
12-28-2010, 09:53 PM
I present to you my 6 Part Series: Fuckin Magnets. How Do They Work?
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SOURCE (9KxTUZ33gdM) Not really: O'Reilly.
CyberDruid
12-28-2010, 10:11 PM
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Fox Interview from 1995 (yIrwstnY3bQ)
CyberDruid
12-28-2010, 11:17 PM
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Bundy
12-28-2010, 11:26 PM
yer funny but be careful you don't accidently make a black hole.
CyberDruid
12-28-2010, 11:40 PM
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CyberDruid
12-29-2010, 12:09 AM
I think I just Over-Unity-ed my shorts.
Check out some crazy magnetic stuff I found on YT.
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mlee49
12-29-2010, 12:26 AM
Magnetic fields are crazy cool. Just spend an entire semester talking about electrons, Electric Fields, and Magnetic Fields. EECS 220 is Engineering Electromagnetics I, I'm enrolled in the second half this coming semester.
B = uM
where u is the permability of free space(4*pi * 10^-7)
and M is the Magnetization vector, which is the sum of all the magnetic dipoles in a material per unit volume.
Basically the greater the ability a substance has to make magnetic dipoles and align them the better a 'magnet' it can be.
:)
Edit, Ferrofluids are the shit:
http://upload.wikimedia.org/wikipedia/commons/b/b7/Ferrofluid_poles.jpg
Solaris17
12-29-2010, 12:43 AM
magnetic fields are crazy cool. Just spend an entire semester talking about electrons, electric fields, and magnetic fields. Eecs 220 is engineering electromagnetics i, i'm enrolled in the second half this coming semester.
B = um
where u is the permability of free space(4*pi * 10^-7)
and m is the magnetization vector, which is the sum of all the magnetic dipoles in a material per unit volume.
Basically the greater the ability a substance has to make magnetic dipoles and align them the better a 'magnet' it can be.
:)
edit, ferrofluids are the shit:
http://upload.wikimedia.org/wikipedia/commons/b/b7/ferrofluid_poles.jpg
wat sorry i dont believe in magic.
erocker
12-29-2010, 12:54 AM
http://4.bp.blogspot.com/_WMpSC7nK3os/SpMpv2NTUQI/AAAAAAAAD38/g7lqAcWusqs/s400/monty_python_witch-701441.jpg
BURN THE WITCH!!!!!!!!
1Kurgan1
12-29-2010, 01:24 AM
She turned me into a newt!
CyberDruid
12-29-2010, 01:34 AM
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Fuckin YT BB Code. How does it work?
I am going to get some super strong magnets and do crazy things.
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CyberDruid
12-29-2010, 01:52 AM
Magnetic fields are crazy cool. Just spend an entire semester talking about electrons, Electric Fields, and Magnetic Fields. EECS 220 is Engineering Electromagnetics I, I'm enrolled in the second half this coming semester.
B = uM
where u is the permability of free space(4*pi * 10^-7)
and M is the Magnetization vector, which is the sum of all the magnetic dipoles in a material per unit volume.
Basically the greater the ability a substance has to make magnetic dipoles and align them the better a 'magnet' it can be.
:)
Edit, Ferrofluids are the shit:
http://upload.wikimedia.org/wikipedia/commons/b/b7/Ferrofluid_poles.jpg
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CyberDruid
12-29-2010, 02:14 AM
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Check out the experiment below. I am going to replicate that tomorrow (or try).
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Solaris17
12-29-2010, 05:42 AM
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Check out the experiment below. I am going to replicate that tomorrow (or try).
hQjYhquOtU4
car battery or bust
CyberDruid
12-30-2010, 10:49 PM
MrGW7Fod7y0
twilyth
12-30-2010, 11:09 PM
MrGW7Fod7y0
Very cool. That looks like one of the N45 neodymium magnets I got from United Nuclear - http://unitednuclear.com/index.php?main_page=index&cPath=70_71
Those puppies are incredibly strong but will shatter if you let go flying into something. The really big ones (over 3 or 4") can actually hurt you if you're not careful.
CyberDruid
12-30-2010, 11:16 PM
I've got a source for n52 magnets. Just need to put some money in the bank so I can place an order. I want to make some odd things...maglev vehicle...railgun...bendini circuit...
twilyth
12-30-2010, 11:22 PM
I've got a source for n52 magnets. Just need to put some money in the bank so I can place an order. I want to make some odd things...maglev vehicle...railgun...bendini circuit...
Too expensive for me, but probably worth it if you need them for an actual project. I just use them as hangers for my tools - attach one to a metal surface and then attach the tool. I have pens, screw drivers, small wrenches, etc suspended from my desk lamps, shelves and filing cabinets. If I need something, I don't have to go rooting around in a tool box or drawer, I just look around the room until I see what I need. It looks like shit but is very practical. :)
edit - also great for posting notes to the wall. Just find the metal edging for the sheet rock or locate a nail and you can create a bulletin board anywhere in the house.
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