How are magnets used in Maglev trains?

Answer

The magnets used in Maglev trains are operated below liquid helium temperature. This makes the system an expensive and complex one. For more information, visit: http://www.lanl.gov/orgs/mpa/stc/train.shtml
Q&A Related to "How are magnets used in Maglev trains?"
A superconductor.
http://wiki.answers.com/Q/What_type_of_magnet_is_u...
Things You'll Need. 2-by-1-foot piece of cardboard or balsa wood. Saw, scissors or utility knife. 2-by-4-inch block of wood. 14 2-by-1-inch rectangular magnets.
http://www.ehow.com/how_7766032_make-model-maglev-...
see here- http://en.wikipedia.org/wiki/Linear_moto….
http://answers.yahoo.com/question/index?qid=201203...
I know there were some propositions using materials that exhibit magnetohydrodynamic. http://en.wikipedia.org/w. iki/Mag. properties, but the field is very new compared to other branches
http://www.quora.com/How-could-Maglev-train-tracks...
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