ElectricityLaajuus (3 ECTS)

Content

1. Electric charge. Coulomb’s law. The electric field of a point charge. Potential energy in a homogeneous electric field. Potential difference (voltage).
2. The atom, protons, neutrons and electrons
3. Solids, liquids and gases
4. Conductors, dielectrics and semiconductors.
5. Capacitance. The parallel plate capacitor. Capacitors in series and in parallel.
6. Current. Resistance. Ohm’s law. Resistors in series and in parallel.
7. Source of emf. Simple DC circuits. Open, closed and short circuit. Power. AC and DC. RMS values. Ammeters and voltmeters
8. Periodic motion, mechanical oscillation, simple harmonic motion, the spring, oscillator energy, damped oscillation, forced oscillation, resonance
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1.Magnetic field, magnetic force, (force on conductor, torque on loop, magnetic dipole moment of loop, ), magnetic materials