13 Current of Electricity and DC Circuits

VOLTAGES
13.1.0 Voltages
13.1.1 Electromotive Force (emf)
13.1.2 Potential Difference (PD)

CURRENT
13.2.0 Current
13.2.1 Net Flow of Charges
13.2.2 Conventional Current
13.2.3 Drift Velocity

RESISTANCE
13.3.0 Resistance
13.3.1 Lattice Collision
13.3.2 Ohm’s Law
13.3.3 Resistivity

POWER
13.4.0 Power

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

DEVICES
13.6.0 I-V Characteristic Graph
13.6.1 Ohmic Devices
13.6.2 Filament
13.6.3 NTC Thermistor
13.6.4 Light-Dependent Resistor
13.6.5 Diode   

DC CIRCUITS
13.7.1 Resistors in Parallel and Series
13.7.2 Potential Divider Principle
13.7.3 Slide Wire Potentiometer
13.7.4 Practice Circuits