SI electromagnetism units

From Engineering

SI electromagnetism units Template:Ed
Quantity	Name	Symbol	Dimensions
Current	ampere (SI base unit)	I	A
Electric charge, Quantity of electricity	coulomb	C	A•s
Potential difference	volt	V	J/C = kg•m2•s−3•A−1
Electric field strength	volt per metre	V/m	N/C = kg•m•s−3•A−1
Resistance, Impedance, Reactance	ohm	Ω	V/A = kg•m2•s−3•A−2
Resistivity	ohm metre	Ω•m	kg•m3•s−3•A−2
Electrical power	watt	W	V•A = kg•m2•s−3
Capacitance	farad	F	C/V = kg−1•m−2•A2•s4
Elastance	reciprocal farad	F−1	kg•m2•A−2•s−4
Permittivity	farad per metre	F/m	kg−1•m−3•A2•s4
Conductance, Admittance, Susceptance	siemens	S	Ω−1 = kg−1•m−2•s3•A2
Conductivity	siemens per metre	S/m	kg−1•m−3•s3•A2
Magnetic flux	weber	Wb	V•s = kg•m2•s−2•A−1
Magnetic flux density	tesla	T	Wb/m2 = kg•s−2•A−1
magnetic induction	ampere per metre	A/m	m−1•A
Reluctance	ampere-turns per weber	A/Wb	kg−1•m−2•s2•A2
Inductance	henry	H	Wb/A = V•s/A = kg•m2•s−2•A−2
Permeability	henry per metre	H/m	kg•m•s−2•A−2
Magnetic susceptibility	(dimensionless)	χm
Electric susceptibility	(dimensionless)	χe

This page uses Creative Commons Licensed content from Wikipedia (view authors).