Current Electricity
A 27-module path through current electricity, in study order from foundations to the frontier.
Modules
- Electric Current & Charge Flow
- Circuit Elements, Symbols & Diagrams
- Drift Velocity & the Microscopic Picture
- Ohm's Law & Resistance
- Ohmic & Non-Ohmic: I–V Characteristics
- Resistivity & Geometry
- Temperature Dependence, Thermistors & Superconductors-Lite
- Resistors in Series & Parallel
- EMF, Terminal Voltage & Internal Resistance
- Combining Cells: Series & Parallel
- Kirchhoff's Rules
- Electrical Energy, Power & Joule Heating
- Household Circuits, kWh & Electrical Safety
- Potential Dividers
- The Wheatstone Bridge
- The Potentiometer
- RC Circuits: Charging & Discharging
- ARCHETYPE: Equivalent-Resistance Puzzles
- ARCHETYPE: Multi-Loop & Two-Battery Circuits
- ARCHETYPE: Battery Problems — Terminal V, Max Power & Efficiency
- ARCHETYPE: Bulbs & Ratings — Brightness Logic
- ARCHETYPE: Wheatstone & Meter-Bridge Numericals
- ARCHETYPE: Potentiometer Numericals
- ARCHETYPE: Real Meters — Loading Effects & Reading Errors
- ARCHETYPE: RC Transient Numericals
- TECHNIQUE: Redraw the Circuit
- TECHNIQUE: P = V²/R Ratio Craft