## Electromagnetism

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

## Electromagnetism Subtopics

 Electricity Electrodynamics Electrostatics Magnetism Magnetostatics Maxwell's Equations Optics

## Electromagnetism Concepts

 Compacitance Current Electric Charge Electric Field Electric Permittivity Electric Potential Electrical Conductivity Electrical Resistance Electromagnetic Field Electromagnetic Induction Electromagnetic Radiation Gaussian Surface Magnetic Field Magnetic Flux Magnetic Monopole Magnetic Permeability

## 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

Display #
Title
Amplitude
Angular Frequency
Booster
Capacitance
Capacitive Reactance
Change
Conventional Current Flow
Coulomb's Law
Current Density
Dielectric
Dielectric Strength
Elastic Potential Energy
Electric Potential Energy
Electromagnetic Energy
Electromotive Force
Electron Flow
Electrostatic