# EMGX

**Course:** Electricity and Magnetism

**Department/Abbreviation:** KEF/EMGX

**Year:** 2020

**Guarantee:** 'doc. RNDr. Roman Kubínek, CSc.'

**Annotation:** Basic course in electricity and magnetism.

**Course review:**

Electrostatic field on vacuum - Coulomb Law and its application, principle of superposition, description of electrostatic field, intensity of electric field, potential of electric field, Gauss electrostatic theorem and its applications, potential energy of a charge in electrostatic field, electric potential, calculation of electric potential, electrostatic field of a charged conductor, distribution of a charge on a surface of charged conductor, electrostatic induction, capacity of a single conductor, capacitors, connections of capacitors

Electrostatic field in a dielectric matter - polarization of a dielectric matter, vector of polarization, dielectric susceptibility and relative permittivity, vector of electric induction, generalized Gauss theorem, vectors of electric field intensity and induction at the interface of two dielectric materials, dielectric materials and their uses, energy of electrostatic field, electrostatic measuring devices
Steady electric current - types of electric current, magnitude of electric current, density of electric current, equation of continuity and 1st Kirchhoff Law, Ohm Law, resistance of a conductor, connections of conductors, work and power of electric current, dependence of resistance on temperature, superconductivity, nonlinear conductors, circuit with a source of electromotoric voltage, source of electric current, 2nd Kirchhoff Law, solving of electric network, Regulation of electric current and voltage, conduction of electric current in semiconductors, electrolytes, gases and in vacuum
Stationary magnetic field - basic magnetic phenomena, Biot-Savart-Laplace Law, Lorentz force, calculation of magnetic fields, motion of charged particles in electric and magnetic fields, magnetic induction flow, Ampere Law of overall current, action of magnetic field on a conductor with electric current, electric measuring devices, action of force between two conductors carrying electric current, definition of ampere
Magnetic field in matter medium - diamagnetic, paramagnetic and ferromagnetic materials, vector of magnetization and magnetic polarization, magnetic circuit
Non-stationary electromagnetic field - Faraday Law of electromagnetic induction, mutual induction, intrinsic induction, eddy currents, energy of magnetic field, transient phenomena in RL and RC circuits, origin of alternating electric current
Basic characteristics of alternating electric current and voltage - bipolar R, L, and C elements in a circuit with alternating electric current, impedance and admittance, work and power of alternating electric current, phasors, serial and parallel RLC circuit, solving of RLC circuits by phasors, symbolic complex method
Electric machines - transformers, generators and electromotors, three-phase electric current, rotating magnetic field, three-phase electromotors
Electromagnetic oscillations and waves - damped oscillations in RLC circuit, undamped oscillations (oscillators), forced oscillations in electric circuits, coupled circuits, high-frequency electric currents, circuits with distributed parameters, Lecher line, half-wave dipole, antennas, electromagnetic waves and their properties, propagation of electromagnetic waves, Maxwell equations for non-stationary