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1.Stroking it with a magnet 2. Applying a current to a coil of wire wrapped around the iron
It magnetism
magnetism works by the type of metal used to pull other type metal to it.
It doesn't.
The same way you destroy anything else. melt it in a furnace is the only way because if you chop it one end will be south and the other will be north If you mean "How do you remove the magnetism from a permanent magnet?" There are several ways. You can heat it past its Curie Point. For iron that is about 800C. Stroking one magnet with another in a random fashion will sometimes work. Hammering it will usually work.
1.Stroking it with a magnet 2. Applying a current to a coil of wire wrapped around the iron
By this method iron (being ferromagnetic) is extracted from mixtures.
iron and the materials that are attracted or repelled by the magnet
who did important studies on how electricty and magnetism work together
stroking the meat harder and harder until it bleads out
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There's no function inside a TV set that requires magnetism to make it work.
It magnetism
Magnetism.
The stroking method makes all of the atoms in the magnetic object point in one direction, causing a magnetic field.
you eat it
magnetism works by the type of metal used to pull other type metal to it.