13.1 VOLTAGES
13.1.1 Water Pump Analogy
13.1.2 Electromotive Force (emf) | 🎧
13.1.3 Potential Difference (PD) | 🎧

13.2 CURRENT
13.2.1 Water Flow Analogy
13.2.2 Net Flow of Charges | 🎧
13.2.3 Conventional Current | 🎧
13.2.4 Drift Velocity | 🎧

13.3 RESISTANCE
13.3.1 Water Hose Analogy
13.3.2 Lattice Collision | 🎧
13.3.3 Ohm’s Law | 🎧
13.3.4 Resistivity | 🎧

13.4 POWER
13.4.1 Derivation of P=VI | 🎧

13.5 NON-IDEAL BATTERY
13.5.1 Internal Resistance and Terminal Potential Difference | 🎧
13.5.2 Maximum Efficiency | 🎧
13.5.3 Maximum Power Theorem | 🎧

13.6 I-V CHARACTERISTIC GRAPH
13.6.1 I-V Characteristic Graph | 🎧
13.6.2 Ohmic Devices | 🎧
13.6.3 Filament | 🎧
13.6.4 NTC Thermistor | 🎧
13.6.5 Light-Dependent Resistor | 🎧
13.6.6 Diode | 🎧

13.7 DC CIRCUITS
13.7.1 Resistors in Parallel and Series | 🎧
13.7.2 Potential Divider Principle | 🎧
13.7.3 Potential Divider Circuits | 🎧
13.7.4 Solving Circuit Problems | 🎧

13.8 SLIDE WIRE POTENTIOMETER
13.8.1 Basic Circuit | 🎧
13.8.2 More Complicated Circuits | 🎧

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