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Nothing, elctro magnets act just the same as permanent magnets
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∙ 13y ago
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How do electromagnets affect nearby magnets?
If an electromagnet is close enough, it will either attract or repel other magnets.
Will real magnets attract or repel electromagnets?
Electromagnets are just as "real" as permanent magnets and behave in exactly the same way (as long as there's current flowing through them). So, yes: the north pole of a permanent magnet will attract the south pole, and repel the north pole, of an electromagnet.
How do magnets attract and don't attract?
Magnets have a positive pole and a negative pole. Magnets attract positive to negative, and do not attract if you try to put postive to positive or negative to negative.
What do magnets not attract to?
what will not attract to a magnet
Do magnets only attract to shiny things?
do magnets attract only shiny things
How are magnets and electromagnets the same?
both can attract the ferromagnetic substances........
How do electromagnets affect nearby magnets?
If an electromagnet is close enough, it will either attract or repel other magnets.
What are electromagnets used to record information on?
Electromagnets...electromagnets are magnets attract, or pull, some kinds of metal objects. Stronger magnets exert a greater pull on the objects they attract. Sometimes it would be useful if you could turn off a magnet when you did not want it to attract objects. That is what an electromagnet can do. Some electromagnets .in power plants and factories electromagnets are very large. You can make a small, simple electromagnet in school or at home.
What do electromagnets attract?
Unlike normal magnets, electromagnets attract just someof the alloys that contain iron, such as steel and iron, but not all of them. Electromagnets do not attract aluminium, copper, titanium,brass, bronze, tin, nickel, platinum, gold, silver, lead or pewter.Contrary to some opinions, electromagnets cannot attract cardboard.See also the related question.
Will real magnets attract or repel electromagnets?
Electromagnets are just as "real" as permanent magnets and behave in exactly the same way (as long as there's current flowing through them). So, yes: the north pole of a permanent magnet will attract the south pole, and repel the north pole, of an electromagnet.
What is the ifference between an electromagnet and a permanent magnet?
Electromagnets and permanent magnets both attract or repel other magnets and attract iron and other substances. An electromagnet is a magnet that is only active when it has a current passing through it; permanent magnets are always active.
Can Magnets still attract underwater?
Yes, water has almost no effect on magnetic fields. (though electromagnets might have a shortcircut)
How are electromagnets different from magnets?
You can turn electromagnets on and off.
Why do some electromagnets repel rather than attract?
SOME Electromagnet like permanent magnets have two poles(north/south). Likewise the rules for SOME Electromagnets are the same as those of a permanent magnet(same poles repel, different poles attract).
Why do cranes use electromagnets instead of permanent magnets?
Electromagnets are stronger and weigh far less than permanent magnets.
Are electromagnetic magnets permanent?
No, electromagnets are not permanent.
A permanent magnet can affect?
A permanent magnet can affect magnets and electromagnets.
