Liantic
Liantic Liantic
  • 17-01-2017
  • Physics
contestada

why a magnet sitting next to a wire does not induce a current in the wire

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MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 23-01-2017
A magnet sitting next to a wire does not induce a current in the wire because  the magnet is very small and short compared to the coil radius. If you pretend it's two individual monopoles, they're only a few mm apart, so at several cm there's almost perfect cancellation of the fields.
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