If you spin a cylindrical magnet will anything happen to its magnetic field?

In summary, if a perfectly symmetric permanent magnet cylinder has its magnetic poles at the ends and is spun around its central axis, the magnetic field will not change or rotate unless the magnet is flipped like a coin. The overall magnitude and field shape will remain the same even if the magnet is spun at regular or rapid frequency.
  • #1
TCS
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If the magnetic poles are at the ends of a perfectly symmetric permanent magnet cylinder and and you spin the cylinder around its central axis, will anything happen to the magnetic field?

I feel like something should happen since the magnetic domains are revolving around, but the field is symmetric about the axis.
 
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For permanent cylindrical magnets, if the poles are on the flat surfaces, if you spin the cylindrical magnet on its axis, clockwise or counterclockwise or both at regular/rapid frequency, pulses, nothing will happen to the magnetic field, it won't change to the outside observer.

If you spin the cylindrical magnet in a way for example, if it's a disc and you flip it like coin, the magnetic field will rotate with it but the overall magnitude and field shape will remain the same.
 

1. What will happen to the magnetic field if I spin a cylindrical magnet?

The magnetic field of a spinning cylindrical magnet will remain unchanged. The spinning motion does not affect the strength or direction of the magnetic field.

2. Is there any difference in the magnetic field if I spin the magnet clockwise versus counterclockwise?

No, the direction of spin does not impact the magnetic field. The magnetic field will remain consistent regardless of the direction of spin.

3. Will the spinning motion create a stronger magnetic field?

No, the strength of the magnetic field is determined by the properties of the magnet itself, not by its motion. Therefore, spinning a cylindrical magnet will not increase its magnetic field strength.

4. Can spinning a cylindrical magnet demagnetize it?

No, spinning a magnet will not demagnetize it. The magnetic field is a fundamental property of the magnet and cannot be altered by spinning it.

5. Can the spinning motion affect other objects in the vicinity of the magnet?

Yes, the spinning motion of a magnet can induce an electric current in nearby conductive materials, causing them to experience a magnetic force. This phenomenon is known as electromagnetic induction.

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