| Individual course details | ||||||||||
| Study programme | Physics | |||||||||
| Chosen research area (module) | General physics | |||||||||
| Nature and level of studies | Undergraduate studies | |||||||||
| Name of the course | General physics 3 | |||||||||
| Professor (lectures) | Bratislav Obradović | |||||||||
| Professor/associate (examples/practical) | Vesna Kovačević | |||||||||
| Professor/associate (additional) | ||||||||||
| ECTS | 9 | Status (required/elective) | required | |||||||
| Access requirements | Matematics 1 | |||||||||
| Aims of the course | Through theoretical instruction, demonstration experiments and computational exercises, students will be introduced to the basic laws of electrostatics, magnetism and electromagnetic fields. | |||||||||
| Learning outcomes | Adopted basic concepts, acquired the necessary level of understanding of the basic laws of electromagnetism, adopted of routines in solving specific tasks from electromagnetism. | |||||||||
| Contents of the course | ||||||||||
| Lectures | 1.
Charging, conductors and insulators, Coulomb’s law 2. Electrostatic field, field lines, principle of superposition, 3. Flux of electrostatic field, Gauss’s low. 4. Work of electrostatic force, Electric potential, connection between electrostatic field and electric potential. 5. Conductors in electrostatic field, electrostatic protection, Van der Graaf generator 6. Capacitance, capacitors, capacitors in circuit. 7. Dielectrics (insulators): dipole, dipole in electrostatic field, polarization of dielectrics, polarization vector P, connection between P and bond charge 8. Gauss’s law for vector P, introduction of electric induction vector D, connection between P and E, polarizability 9. Electric field in dielectric, vectors E, P and D in vacuum and in dielectric, examples 10. Boundary conditions for vectors E and D. 11. Energy of system of charges, charging of capacitors and energy in capacitor, work on polarization of dielectrics, ponderomotive force. 12. Stationary currents, directional motion of charge, drift velocity and current, electrical resistance and specific resistance, Ohm's law for part of a circuit. 13. Current density, specific conductivity, Ohm's law in a differential form, continuity equation. 14. General Ohm's law, electromotive force, distribution of potential along the circuits, Ohm's law for a closed circuit. 15. Kirchhoff's rules, resistant in circuit, Jules-Lenz's law 16. Charging and discharging of capacitor 17. Electrical conductivity in metals, liquids (Faraday electrolysis laws) and gases 18. Magnetic phenomena, permanent magnets, Oersted's and Amper's experiments, Current element Idl, Interaction of the magnetic field B with current element (Amper’s force). 19. Current element as source of magnetic field (Bio-Savar-Laplace’s law), Principle of superposition, magnetic field of infinite straight line conductor, definition of amps. 20. Magnetic flux, Amper's theorem, magnetic field in solenoid and torus 21. Magnetic field in substances, magnetization vector J, flux of vector J 22. Vector magnetic field H, connection between the B, H and J vectors. Magnetic susceptibility κ, boundary conditions for vectors B and H. 23. Diamagnetics, paramagnetics and ferromagnetics. 24. Electromagnetic induction, Faraday's law of electromagnetic induction, Lenz's rule, vortex electric field 25. Inductivity L, emf of induction, transition modes in circuit with coil, on and off regimes, mutual induction 26. Energy of magnetic field, Ponderomotive force 27. Alternating current, generator of alternating currents, thermogenic resistance, capacitor and inductance in the AC circuits. 28. RLC circuit, phase diagram, impedance. 29. Electromagnetic oscillations in an RLC circuit, goodness factor, resonance. 30. Displacement current, fourth Maxwell equation. |
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| Examples/ practical classes | Example classes follow the lectures | |||||||||
| Recommended books | ||||||||||
| 1 | М. Платиша, Eлектромагнетизам и елементи атомске физике, Универзитет у Београду, Београд 1997 | |||||||||
| 2 | Purcell E.M., Morin D.J.-Electricity and Magnetism-Cambridge University Press (2013) | |||||||||
| 3 | С. Е. Божин, Електромагнетизам и оптика, Студентски трг, Београд, 1997 | |||||||||
| 4 | И.Е.Иродов, Задаци из опште физике, Завод за удџбенике, Подгорица 2000 | |||||||||
| 5 | ||||||||||
| Number of classes (weekly) | ||||||||||
| Lectures | Examples&practicals | Student project | Additional | |||||||
| 4 | 3 | |||||||||
| Teaching and learning methods | Lectures, demonstration experiments, in-class problem solving | |||||||||
| Assessment (maximal 100) | ||||||||||
| assesed coursework | mark | examination | mark | |||||||
| coursework | 5 | written examination | 45 | |||||||
| practicals | oral examination | 55 | ||||||||
| papers | ||||||||||
| presentations | ||||||||||