Chapter 3 Introduction to Basic Electrical Circuit Materials 53
3.1 CONDUCTORS 53
Conductor Sizes 54
Circular Mils 54
Conductor Insulation 55
Types of Conductors 56
Conductor Resistance 57
Safety Organizations and Standards 58
3.2 SPECIAL CONDUCTOR PATHWAYS 60
Breadboards 60
Printed Circuit Boards 60
Chassis 61
3.3 COMMON CIRCUIT DEVICES 61
Switches 61
Connectors 62
Circuit Protection Devices 62
3.4 LIGHTING 64
Incandescent Lamp Principles 64
Discharge Lamp Principles 65
Lumen 67
3.5 RESISTORS 67
Potentiometers 70
Thermistors 70
Resistor Color Code 70
Chapter 4 Energy 75
4.1 WORK, POWER, AND HORSEPOWER 75
4.2 OHM'S LAW AND WATT'S LAW 77
4.3 WATTMETER AND WATT-HOURS 78
4.4 EFFICIENCY 79
Energy Efficiency Rating 80
Gears, Pulleys, and Power 80
Chapter 5 Sources of Electricity 83
5.1 CHEMICAL ACTION 83
Primary Cells 84
Types of Primary Cells 85
Secondary Cells 87
Batteries in Series and Parallel 90
Experiment 5-1: Voltage in Series 90
Experiment 5-2: Voltages in Parallel 91
Applied E&E: Sound Navigation Ranging (Sonar) 92
Battery Capacity 93
Material Safety Data Sheets 93
5.2 OTHER SOURCES OF ELECTRICAL ENERGY 95
Electrical Energy from Light 95
Project 5-1: Photoelectric Controller 96
Electrical Energy from Heat 97
Experiment 5-3: Building a Thermocouple 97
Electrical Energy from Mechanical Pressure 98
Fuel Cells 98
Magnetohydrodynamic Power Generation 98
Electricity from Magnetism 99
6 Electricity & Electronics
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