Mark Todd

Outline1 Series Circuits 2 Voltage Drops in a Series Circuit 3 Resistance in a Series Circuit 4 Calculating Series Circuit Values 5 Solving Circuits 6 Voltage Dividers 7 The General Voltage Divider Formula 8 Voltage Polarity 9 Using Ground as a Reference Key Terms Chassis ground General voltage divider formula Voltage divider Circuit breakers Ohm’s law Voltage drop Earth ground Resistance acids Voltage polarity Fuses Series circuit Ground point Series resistance

Outline1 Uses of Resistors 2 Fixed Resistors 3 Color Code 4 Standard Resistance Values of Fixed Resistors 5 Power Ratings 6 Variable Resistors 7 Schematic Symbols Key Terms Carbon film resistor Metal glaze resistor Short circuit Color code Multi-turn variable resistors Tolerance Composition carbon resistor Pot Variable resistor Fixed resistors Potentiometer Voltage divider Metal film resistors Rheostat Wire wound resistor

Electricity lesson plan 02 Outline1 The Coulomb 2The Amp 3 The Electron Theory 4 The Conventional Current Theory 5 Speed of Current 6 Basic Electrical Circuits 7 The Volt 8 The Ohm 9 The Watt 10 Other Measures of Power 11 Ohm’s Law 12 Metric Units Key Terms Amp Electron theory Ohm’s law British thermal unit (BTU) Grounding conductor Power Complete path Horsepower Resistance Conventional current flow Impedance Volt Theory Joule Watt Coulomb Neutral conductor Electromotive fo

Outline 1 Analog Meters 11 DC-AC Clamp-on Ammeters 2 The Voltmeter 12 The Ohmmeter 2 The Voltmeter 12 The Ohmmeterters 4 Reading a Meter 14 Digital Meters 5 The Ammeter 15 The Low-Impedance Voltage Tester 6 Ammeter Shunts 16 The Oscilloscope 7 Multirange Ammeters 17 The Wattmeter 8 The Ayrton Shunt 18 Recording meters 9 AC Ammeters 19 Bridge Circuits 10 Cl

Outline 1 Combination Circuits 2 Solving Combination Circuits 3 Simplifying the Circuit 4 Other Electrical Theory’s Key Terms Combination circuit Norton’s theorem Superposition theorem Kirchhoff’s current law Parallel block Thevenin’s theorem Kirchhoff’s law Redraw Trace the current path Kirchhoff’s voltage law Reduce Node Simple parallel circuit

Outline1. Total Current 2. Voltage drop 3. Total Resistance 4. Formulas – Resistance total = (r1xr2)/(r1+r2) etc. 5. Reciprocal formula 6. Current dividers. 7. Voltage drop Key Terms Parallel circuit Equal Value formula Un-equal Value formula Number of Branches Product over Sum Method Reciprocal Formula Branch Current Total Current Reciprocal Formula

Outline1 Series Circuits 2 Voltage Drops in a Series Circuit 3 Resistance in a Series Circuit 4 Calculating Series Circuit Values 5 Solving Circuits 6 Voltage Dividers 7 The General Voltage Divider Formula 8 Voltage Polarity 9 Using Ground as a Reference Key Terms Chassis ground General voltage divider formula Voltage divider Circuit breakers Ohm’s law Voltage drop Earth ground Resistance acids Voltage polarity Fuses Series circuit Ground point Series resistance

Outline1 Uses of Resistors 2 Fixed Resistors 3 Color Code 4 Standard Resistance Values of Fixed Resistors 5 Power Ratings 6 Variable Resistors 7 Schematic Symbols Key Terms Carbon film resistor Metal glaze resistor Short circuit Color code Multi-turn variable resistors Tolerance Composition carbon resistor Pot Variable resistor Fixed resistors Potentiometer Voltage divider Metal film resistors Rheostat Wire wound resistor

Electricity Lesson Plan Week 01 Introduction 1 Early History of Electricity 2 Atoms 3 The Law of Charges 4 Centrifugal Force 5 Electron Orbits 6 Valence Electrons 7 Electron Flow 8 Insulators 9 Semiconductors 10 Molecules 11 Methods of Producing Electricity 12 Electrical Effects Key Terms Alternating current (AC) Electron Nucleus Atom Electron orbits Positive Atomic number Element Proton Attraction Insulators Repulsion Bidirectional Matter Semiconductors Centrifugal force Molecul