Intermediate
4 lessons
150 min
Electrical Circuit Analysis
Move from a single resistor to real networks. Learn to reduce series and parallel combinations, apply Kirchhoff’s laws with a consistent sign convention, and replace a complex network with a Thevenin equivalent.
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What you will learn
- Reduce series and parallel resistor networks to one equivalent resistance
- Apply Kirchhoff’s current and voltage laws to a network
- Use voltage and current division accurately
- Replace a network with its Thevenin equivalent and check a load calculation
Prerequisites. Ohm’s law and the definitions of voltage, current and resistance · Basic algebra, including solving two equations with two unknowns · Ability to read a simple schematic
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Course lessons
1
Series Circuits
One current path, additive resistance and voltage division, with a complete three-resistor calculation.
35 min →
2
Parallel Circuits
Common voltage, branch currents that add, and the reciprocal rule for equivalent resistance.
35 min →
3
Kirchhoff’s Laws
Charge conservation at a node and energy conservation around a loop, with a consistent sign convention and wor...
40 min →
4
Thevenin Equivalents and Load Analysis
Reduce a network to one voltage source and one series resistance, then predict how the output changes when a l...
40 min →