Unformatted text preview: µ c >> µ . This means that the core reluctance is much smaller than the air-gap reluctance. The core includes the parts shaded in blue and green above. The air-gap is shown in white and has a length of x. If the sign on the force is negative, it just means that the force tends to make x smaller....
View Full Document
- Spring '11
- Magnetic Force, Magnetic Field, 10 mm, 5 mm, 20 mm, 2 mm