SIMPLIFIED: "12.3: Magnetic Fields"
Link to article: https://phys.libretexts.org/Courses/Coalinga_College/Physical_Science_for_Educators_(CID%3A_PHYS_14)/12%3A_Magnetism/12.03%3A_Magnetic_Fields

The link to the article above talks about magnetic fields in general, but our simplified version here will simplify all of the right hand rules that you need to know to solve magnetism problems. Just as a disclaimer, it is highly advised that you have some background working with magnetism problems and already understand part of the ideas associated with magnets.
**You use the right hand rule when dealing with positive charges. If dealing with negative charges, do the following rules with your left hand.
Right Hand Rule #1: This right hand rule deals with current direction in a wire. If you use your thumb to represent the direction of current in a wire, the direction that you curl your fingers around the wire represent the direction of the magnetic field. The direction of the magnetic field will be into the page on one side of the wire and out of the page on the other side
Right Hand Rule #2: Point your fingers in the direction of the magnetic field. Use your thumb to represent the velocity of the object moving in the magnetic field. The direction you push your palm is the direction of the magnetic force on that object.
Right Hand Rule #3: Point your thumb in the direction of the current. Point your fingers in the direction of the magnetic field. The direction you push your palm is the direction of the magnetic force on the object.





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