Radio Frequency by Steve Winder and Joe Carr - HTML preview

25.3 Electric quantities

Admittance
Angular frequency Apparent power Capacitance
Charge
Charge density

Conductance Conductivity Current
Current density

Electromotive force Energy
Faraday constant
Field strength
Flux
Frequency
Impedance
Light, velocity of

in a vacuum
Period
Permeability
Permeability of space Permeance

Y siemens S ω hertz Hz S watt W C farad F Q coulomb C ρ coulomb per square Cm⁻²

metre
G siemens S κ, γ, σ siemens per metre S m⁻¹ I ampere A j, J ampere per square Am⁻²

D coulomb per square Cm⁻² metre
E volt V
E joule J
F coloumb per mole C mol⁻¹
E volt per metre V m⁻¹
ψ coulomb C
v, f hertz Hz
Z ohm
c metre per second m s⁻¹

T second s µ henry per metre H m⁻¹
µ_o henry per metre H m⁻¹
henry H

Permittivity ε farad per metre F m⁻¹
Permittivity of space ε_o farad per metre F m⁻¹
Phase φ–– Potential V, U volt V Power P watt W Quality factor Q – – Reactance X ohm
Reactive power Q watt W Relative permeability µ_r–– Relative permittivity ε_r–– Relaxation time τ Reluctance R Resistance R Resistivity ρ Susceptance B Thermodynamic Tkelvin K temperature
Time constant τ second s Wavelength λ metre m second s reciprocal henry H⁻¹ ohm
ohm metre m siemens S