what is an artificial magnet ..1)Name two usual shapes of the artificial mqgnets..2)state any three properties of magnetic field lines
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Artificial magnets are magnets made by people. ... An example of a natural magnet is the lodestone, also called magnetite. Other examples are pyrrhotite, ferrite, and columbite. Examples of permanent artificial magnets include refrigerator magnets and neodymium magnets.1)The most common shapes of the artificial magnets are bar magnet, horse shoe magnet and magnetic needle.2)Magnetic fields can be pictorially represented by magnetic field lines, the properties of which are as follows:
The field is tangent to the magnetic field line.
Field strength is proportional to the line density.
Field lines cannot cross.
Field lines are continuous loops
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