Analogy between 'magnetic circuits' and electrical circuits
Magnetic equivalent	Symbol	Units	Electric equivalent	Symbol
Magnetomotive force (MMF)		ampere-turn	Definition of EMF
Magnetic Field	H	ampere/meter	Electric field	E
Magnetic flux	φ	weber	Electric Current	I
Hopkinson's Law or Rowland's Law			Ohm's Law
Reluctance		1/Henry	Electrical resistance	R
Permeance		Henry	Electric conductance	unit: Siemens
relation between B and H			Microscopic Ohm's Law
Magnetic Field Density B	B	tesla	Current density	J
permeability	μ	Henry/meter	Electrical conductivity	σ