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  1. M

    I Movement of a iron ring inside a toroidal solenoid

    What happens when you apply power to a toroidal solenoid with a iron ring inside? Does the ring move? Does the speed of movement depend on the amount of power? Sorry if this is too easy, I have no education in physic.
  2. M

    What happens to a permanent magnet inside a electromagnetic toroid?

    Suppose a permanent bar-magnet is placed inside a toroid/torus and the toroid is then completed and power applied. How will the magnet move? Will it move?
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