# Can a device be constructed of a super conducting disk connected to a electromagnet that generates a field such that the disc locks "in" the field generated by the electromagnet such that the device self levitates without the need for track or permanent magnets?

ferdysy9 2022-08-07 Answered
Can a device be constructed of a super conducting disk connected to a electromagnet that generates a field such that the disc locks "in" the field generated by the electromagnet such that the device self levitates without the need for track or permanent magnets?
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## Answers (1)

Holly Crane
Answered 2022-08-08 Author has 14 answers
No, the locking occurs relative to the field which is now moving with the device. It's like trying to push your dashboard to move your car.
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