Magnetism

 Magnetism


Magnetism is a force that acts between magnetic objects, like magnets or magnetic materials. It's caused by the interaction between magnetic fields, which are areas around magnets where magnetic forces can be detected.


Key aspects:


1. Attraction and repulsion: Magnets can attract (pull towards) or repel (push away) other magnets or magnetic materials.

2. Magnetic fields: The area around a magnet where magnetic forces can be detected.

3. Poles: Magnets have two poles, north and south, which determine how they interact with other magnets.


Examples:


1. Refrigerator magnets

2. Compass needles

3. Magnetic hooks


Applications:


1. Electric motors

2. Generators

3. Magnetic resonance imaging (MRI)




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