Electromagnetism is a branch of physics that deals with the motion of electric currents and magnetic fields.

Electromagnetism Subtopics

Electromagnetism Concepts

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Electromagnetism Nomenclature & Symbols

• \( \phi \), \(\; V \) = Absolute electric potential
• \( \epsilon \) = Absolute permittivity
• \( \left( P \right) \) = AC average power
• \( Z \) = AC electrical impedance
• \( l_o \) = AC peak current
• \( V_o \) = AC peak voltage
• \( C \) = Capacitance
• \( V_c \) = Capacitive load voltage
• \( X_c \) = Capacitive reactance
• \( G \) = Conductance
• \( J_c \) = Convection current density
• \( J_d \) = Displacement current density
• \( Q \) = Electric charge
• \( I \) = Electric current
• \( J \) = Electric current density
• \( P \) = Electric dipole moment
• \( D \) = Electric displacement field
• \( \phi_d \) = Electric displacement flux
• \( E \) = Electric field
• \( \phi_e \) = Electric flux
• \( P \) = Electric power
• \( Hz \), \(\; f \) = Frequency
• \( Y \) = Gyromagnetic ratio
• \( Z \) = Impedance
• \( L \), \(\; H \) = Inductance
• \( T_c \) = Capacitive time constant
• \( V_l \) = Inductive load voltage
• \( X_l \) = Inductive reactance
• \( T_l \) = Inductive time constant
• \( H \) = Intensity of magnetic field
• \( E \) = Intensity of electric field
• \( g \), \(\; p \) = Magnetic charge
• \( B \) = Magnetic field
• \( \phi_b \) = Magnetic flux
• \( T \) = Magnetic induction
• \( \mu \) = Magnetic permeability
• \( A \) = Magnetic potential
• \( M \) = Magnetization
• \( MMF \) = Magnetomotive force
• \( M \) = Mutual inductance
• \( Op Amp \) = Operational amplifier
• \( \delta \), \(\; \phi \) = Phase constant
• \( P \) = Polarization density
• \( TCR \), \(\; RTC \) = Temperature coefficient of resistance
• \( R \), \(\; \Omega\) = Resistance
• \( V_r \) = Resistive load voltage
• \( L \) = Self inductance
• \( VCR \) = Voltage coefficient of resistance
• \( VD \) = Voltage drop