Physics 2 – 114052
Course Objectives and Targets
- Introduction to electrostatic and magnetostatic phenomena.
- Developing basic understanding of electric DC and AC circuits and also electric appliances, such as transformers, and engines.
- Introduction to mechanical and electromagnetic waves and wave phenomena, such as interference and diffraction.
Weekly Lecture Topics
- The electric charge (discrete and continuous) and Coulomb’s law. Superposition. Polarization and charging by induction. The electric field. Vector field representations. Motion of a charged particle in an electric field
- Electric flux and Gauss’ law. Electrostatic potential energy, and the electric potential. Calculation of the electric field from the potential
- Equipotential surfaces. Fields around and inside conductors. Electrostatic shielding. Leiden jar. High-Voltage breakdown, Lighting and Sparks
- Capacitance and capacitors. Electric energy density. Dielectrics
- Currents, resistivity and Ohm’s law. Batteries, electromotive force, electric circuits, Kirchhoff’s laws, RC circuit. Power. High voltage power lines
- Magnetic field, Lorentz force, torques, electric motors (DC)
- Motion of a charged particle in a magnetic field: cyclotron and mass spectrometer
- Ampere’s law. Bio-Savart law. Gauss’ law for magnetic field
- Faraday’s law of induction and non-conservative fields. Eddy currents and magnetic breaking. Inductance. Self-inductance. RL circuit
- Transformer and magnetic energy density. RLC circuit, AC current. Synchronous and induction motors
- Magnetic materials. Dia-, Para- and Ferromagnetism. Displacement current, and Maxwell equations. Part 2: Waves
- Derivation and analysis of the wave equation. Amplitude, velocity, polarization, periodic waves – frequency/period and wavelength/wavenumber
- EM waves: Poynting vector, Doppler effect. Wave adding, beats, standing wave
- Interference, Young’s experiment, Newton rings, Huygens’ principle. Diffraction grating, resolution. Single-slit diffraction, double-slit diffraction. Snell’s law, total reflection
114051 – Physics 1
Lecture: 3 Hours
Recitation: 1 Hour
Credit points: 4