Superconductors are not magnets, but they can both create and trap magnetic fields, depending on how they are grown. The superconductors here are cooled in a magnetic field and so retain the magnet field that went through them when they were cooled down.
Which superconductor you had used
Which super conductor you have used ?
para hacer levitación se puede usar cualquier iman. El siperconductor tiene que ser un imán o que ?
Superconductors are not magnets, but they can both create and trap magnetic fields, depending on how they are grown. The superconductors here are cooled in a magnetic field and so retain the magnet field that went through them when they were cooled down.