Vanessa Hudgens

Earth Magnets

coil wont generate electricity 2?

by Vanessa on Sep.27, 2010, under Earth Magnets

coil wont generate electricity 2?

hey guys got a question

i mad a coil and ive just tested its resistance when i touched the enamel its 0 so i know that its insulated and when i touch the stuff i scraped of its 2.4 so i know that im connected but when i pass a magnet through it no volts are shown not even 1 millivolt and im passing a rare earth magnet through 30 coils any ideas why this isnt working is 2.4 bad? i got 2.4 when i put it on 200

thanks for reading me question

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where can i buy Rare Earth Magnets in California?

by Vanessa on Aug.17, 2010, under Earth Magnets

where can i buy Rare earth magnets in California?

looking for a store that sells rare earth magnets, looking for the cube-shaped type. anyone know of a store that sells these?

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do two opposing magnets have any "friction" or resistance to movement?

by Vanessa on Aug.15, 2010, under Earth Magnets

do two opposing magnets have any "friction" or resistance to movement?

if I have two opposing magnets and I rotate / move one of them relative to the other, is there any friction?

would there be any eddy currents if it was an alnico or neodymium magnet?

a ferrite magnet wouldn’t have any eddy currents

ASSUME THAT BOTH MAGNETS ARE CONSTRAINED SUCH THAT THEY WILL NOT “SLIDE” OFF ONE ANOTHER OR FLIP OVER!

I know about air resistance!

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