Concept of magnetic field

 Magnetic Field


A magnetic field is a region around a magnet or electric current where magnetic forces act. It's a vector field describing the magnetic influence on moving charges or other magnets.


Key Points:


1. Sources: Magnets, electric currents.

2. Effects: Forces on moving charges, other magnets.

3. Representation: Often shown with field lines.


Applications:


1. Motors: Use magnetic fields to convert electric energy to motion.

2. Transformers: Use magnetic field to transfer energy between coil.




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