Which of the following types of magnets would not be considered a permanent magnet?

alnico magnet

neodymium iron boron magnet

iron magnet

lodestone

Magnetism is believed to be caused by the alignment of small, numerous sub-units called _.

poles

fields

ions

domains

8.Magnetism is believed to be caused by the alignment of small, numerous sub-units called _.

poles

fields

ions

domains

Materials which will be magnetic , that are also those that are powerfully drawn to a magnet, as known as magnetism. These embrace iron, nickel, cobalt, some alloys of rare-earth metals, and a few present minerals like static magnet. Magnets attract iron thanks to the influence of their magnetic flux upon the iron. once exposed to the magnetic flux, the atoms begin to align their electrons with the flow of the magnetic flux, that makes the iron magnetic likewise. This, in turn, creates an attraction between the 2 magnetic objects.

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Correct answer choice for question 7 is :

D) Domains

Explanation:

Magnetism could be a category of physical phenomena that are mediate by magnetic fields. Electrical currents and therefore the magnetic moments of elementary particles bring about to a magnetic flux, that acts on alternative currents and magnetic moments. Iron filings interested in a horseshoe magnet show the magnetic flux. Magnetism is one side of the combined magnetic force force. It refers to physical phenomena arising from the force caused by magnets, objects that turn out fields that attract or repel alternative objects.

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Correct answer choice for question 8 :

D) Domains

Explanation:

Magnetism could be a category of physical phenomena that are mediate by magnetic fields. Electrical currents and therefore the magnetic moments of elementary particles bring about to a magnetic flux, that acts on alternative currents and magnetic moments. Iron filings interested in a horseshoe magnet show the magnetic flux. Magnetism is one side of the combined magnetic force force. It refers to physical phenomena arising from the force caused by magnets, objects that turn out fields that attract or repel alternative objects.

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