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Electricity and MagnetismLaajuus (3 cr)

Code: TKV18EL01

Credits

3 op

Objective

The course covers the basic concepts of electricity and magnetism. Students learn how to analyze simple DC and AC circuits.

Content

Charges, Coulomb's law and electric fields
Potential and voltage
Current, resistance, Ohm's law and Kirchhoff's laws
Electrical power and energy
Potential in electrical circuits
Voltage sources
Capacitors
Magnetic fields, magnetic fields around currents
Charges in motion in magnetic fields
Induction
Alternating current, AC circuits

Qualifications

Functions and Equations 2 (recommended),
Derivatives and Integrals (recommended).

Assessment criteria, satisfactory (1)

- Can calculate the force on a charge in an electric or magnetic field.
- Can interpret electric and magnetic fields graphically.
- Knows how voltage sources, resistors and capacitors act in a circuit.
- Can calculate the resistance of a conductor.
- Can calculate the heat effect in a resistor.
- Can calculate currents and voltages in simple circuits.
- Is familiar with the induction phenomenon and its main applications.
- Understands the meaning of central AC concepts.
- Can calculate voltage and current using impedances.
- Can calculate with the power factor.

Assessment criteria, good (3)

- Can determine the electric fields for simple geometries and magnetic fields for simple components.
- Can sketch electric and magnetic fields based on charge distributions and currents.
- Can calculate resistance and capacitance for serial and parallel connections.
- Can take into account the internal resistance in a voltage source.
- Can calculate potential in circuits.
- Can use Lenz's law and calculate induced emf.
- Can analyze AC curves with phase shifts graphically.
- Can calculate the impedance for simple RLC circuits.

Assessment criteria, excellent (5)

- Can calculate electric and magnetic fields with the superposition principle.
- Can calculate current and voltage in combined series and parallel connections of resistors.
- Can calculate transients in DC circuits.
- Can use phasor diagrams.
- Can calculate currents, voltages and phase differences in simple AC circuits.

Materials

Course notes or similar material with theory and exercises
Course literature