Electromagnetism

 Electronics, Physics

Flux Density: $$ B = \frac{\Phi}{A} $$ Where \( B \) is the flux density (Teslas, \( T \)), \( \Phi \) is the magnetic flux (Webers, \( Wb \)), \( A \) is the cross-sectional area. Permeability: $$ \mu _r = \frac{