Chapter 14: Magnetism. Brent Royuk Phys-110 Concordia University. Magnets. Magnets are caused by moving charges. Permanent Magnets vs. Electromagnets Magnets always have two poles, north and south. Like poles repel, opposites attract. Magnets.
Another Right-Hand Rule:
The Permeability of Free Space:
o = 4 x 10-7 Tm/A
The Right Hand Rule
Increase the flux with multiple armatures
What’s the difference between a motor and a generator?