Module 03 For B1 Certification. Electrical Fundamentals

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Module 03 Electrical Fundamentals Welcome Revision Log Forward EASA License Category Chart General Knowledge Requirements Contents Sub‑Module 01 Electron Theory Knowledge Requirements 3.1 ‑ Electron Theory Structure and Distribution of Electrical Charges within Atoms, Molecules, Ions, and Compounds Matter Elements Compounds Molecules Atoms Ions Electrons, Protons, And Neutrons Molecular Structure of Conductors, semiconductors and Insulators Electron Shells And Energy Levels Valence Electrons Ionization Free Electrons Electron Movement Conductors Insulators Semiconductors Questions Answers Sub‑Module 02 Static Electricity and Conduction Knowledge Requirements 3.2 ‑ Static Electricity and Conduction Electrostatic Laws of Attraction and Repulsion Static Electricity and Electrostatic Charges Triboelectric Effect Attractive And Repulsive Forces Contact Induced Separation Charge Induced Separation Electrostatic Field ESD Considerations Static Build‑up with Flammable Materials Units of Charge; Coulomb's Law Conduction in Solids, Liquids, Gases and a Vacuum Questions Answers Sub‑Module 03 Electrical Terminology Knowledge Requirements 3.3 ‑ Electrical Terminology Electrical Terms, Their Units, and the Factors Affecting Them SI Prefixes Used For Electrical Calculations Potential Difference Electromotive Force (Voltage) The Unit of Volt Current Resistance Conductance Charge Conventional Flow And Electron Flow Conventional Flow Electron Flow Questions Answers Sub‑Module 04 Generation of Electricity Knowledge Requirements 3.4 ‑ Generation of Electricity Production of Electricity Light Heat Friction Pressure Chemical Action Magnetism and Motion Questions Answers Sub‑Module 05 DC Sources of Electricity Knowledge Requirements 3.5 ‑ DC Sources of Electricity Construction and Chemical Action of Primary Cells, Secondary Cells, Lead Acid Cells, Nickel Cadmium Cells and Other Types of Cells Primary Cell Alkaline Batteries Secondary Cell Lead Acid Cells Nickel Cadmium (NiCad) Cells Sealed Lead Acid Batteries Lithium Ion Batteries Cells Connected in Series or Parallel Internal Resistance and its Effect on a Battery Construction, Material, and Operation of Thermocouples Operation of Photo Cells Questions Answers Sub‑Module 06 DC Circuits Knowledge Requirements 3.6 ‑ DC Circuits Ohm's Law, Kirchoff's Voltage and Current Laws and Related Calculations Simple DC Circuits and Ohm's Law Voltage Drops and Further Application of Ohm's Law Voltage Sources in Series Kirchhoff's Voltage Law Voltage Dividers Determining the Voltage Divider Formula Parallel DC Circuits Voltage Drops Total Parallel Resistance Resistors in Parallel Two Resistors in Parallel Current Source Kirchhoff's Current Law Current Dividers Series Parallel DC Circuits Determining the Total Resistance Internal Resistance of a Supply (Battery) Questions Answers Sub‑Module 07 Resistance/Resistor Knowledge Requirements 3.7 ‑ Resistance/Resistor Resistance and Affecting Factors Ohm's Law (Resistance) Resistance of a Conductor Factors Affecting Resistance Resistance and Wire Sizing Rectangular Conductors Specific Resistance Resistor Color Code, Values, Tolerance, and Wattage Ratings Fixed Resistors Carbon Composition Wire Wound Resistors Resistor Color Code Resistor Values and Tolerance Wattage Ratings Calculations of Resistance In Series, Parallel and Combinations Resistors in Series Resistors in Parallel Resistors in Series/Parallel Variable Resistors ‑ Operation Rheostats Potentiometer Linear Potentiometers Tapered Potentiometers Thermistors Photoconductive Cells Operation and Construction of a Wheatstone Bridge Temperature Coefficient Conductance Positive Temperature Coefficient Negative Temperature Coefficient Fixed Resistors Methods of Construction Voltage Dependent Resistors Questions Answers Sub‑Module 08 Power Knowledge Requirements 3.8 ‑ Power Power, Work and Energy Power in an Electrical Circuit Electrical Work Electrical Energy Dissipation of Power by a Resistor Power Formulas and Calculations Power in a Series and Parallel Circuit Questions Answers Sub‑Module 09 Capacitance/Capacitor Knowledge Requirements 3.9 ‑ Capacitance/Capacitor Operation and Function of a Capacitor Capacitors in Direct Current The RC Time Constant Units of Capacitance Factors Affecting Capacitance Area of Plates Distance Between Plates Dielectric Constant Voltage Rating and Working Voltage Capacitor Types Fixed Capacitors Mica Capacitors Ceramic Capacitors Electrolytic Capacitors Tantalum Capacitors Polyester Film Capacitors Oil Capacitors Variable Capacitors Trimmers Varactors Capacitor Color Coding Calculations of Capacitance Capacitors in Series Capacitors in Parallel Capacitors in Alternating Current Capacitive Reactance Xc Capacitive Reactances in Series and in Parallel Phase of Current and Voltage in Reactive Circuits Exponential Charge/Discharge The RC Time Constant Testing Capacitors Questions Answers Sub‑Module 10 Magnetism Knowledge Requirements 3.10 ‑ Magnetism Theory and Properties of Magnetism Action of a Magnet Suspended in the Earth's Magnetic Field Methods of Magnetization and Demagnetization Magnetization by Hammering Magnetization by Stroking Magnetization by Cooling Magnetization With Electricity Magnetic Shielding Types of Magnetic Material Electromagnetic Construction and Principles Determine Magnetic Field Around Current Carrying Conductors Other Magneto‑Electrical Phenomena Magnetomotive Force Field Strength Magnetic Flux Density Permeability The Hysteresis Loop Retentivity Coercive Force Reluctance Saturation Point Eddy Currents Precautions for Care and Storage of Magnets Questions Answers Sub‑Module 11 Inductance/Inductor Knowledge Requirements 3.11 ‑ Inductance/Inductor Faraday's Law Inducing Voltage in a Conductor Induction Principles Physical Parameters The RL Time Constant Units of Inductance Effects on the Magnitude of Induced Voltage Magnetic Field Rate of Change of Flux Number of Conductor Turns Inductive Reactance Mutual Inductance Effect that Current and Mutual Inductance has on Voltage Factors Affecting Mutual Inductance Number of Turns in the Primary Physical Size of Coil Area Permeability of the Coil Material Lenz's Law and Polarity Rules Back EMF (Eddy Currents) Types and Uses of Inductors Questions Answers Sub‑Module 12 DC Motor/Generator Theory Knowledge Requirements 3.12 ‑ DC Motor/Generator Theory Basic DC Generator Theory Generation of DC Voltage Position A Position B Position C Position D The Neutral Plane Construction Features of DC Generators Field Frame Armature Gramme‑Ring Armature Drum‑Type Armature Commutators Types of DC Generators Series Wound DC Generators Shunt Wound DC Generators Compound Wound DC Generators Operation and Factors affecting the Output of DC Generators Armature Reaction Compensating Windings Interpoles Generator Ratings Generator Terminals DC Motors Force between Parallel Conductors Developing Torque Basic DC Motor Position A Position B Position C Position D DC Motor Construction Armature Assembly Field Assembly Brush Assembly End Frame Types of DC Motors Series DC Motor Shunt DC Motor Compound DC Motor Operational Factors of DC Motors Counter Electromotive Force (EMF) Reversing Motor Direction Motor Speed Energy Losses in DC Motors Inspection And Maintenance Of DC Motors Starter Generator Construction Troubleshooting a Starter Generator Questions Answers Sub‑Module 13 AC Theory Knowledge Requirements 3.13 ‑ AC Theory Alternating Current and Voltage AC and DC Compared Sinusoidal Waveform Cycle Frequency Period Wavelength Phase In Phase Condition Out of Phase Condition Values of Alternating Current Instantaneous Value Peak Value Average Value Effective Value (Root Mean Square) Peak‑To‑Peak Value Current and Power Triangular/Square Waves Triangular Waves Square Wave Single/Three Phase Principles Single Phase Principle Three Phase Principles Questions Answers Sub‑Module 14 Resistive (R), Capacitive (C) and Inductive (L) Circuits Knowledge Requirements 3.14 ‑ Resistive (R), Capacitive (C) and Inductive (L) Circuits Phase Relationships of Voltage and Current in Parallel Series, and Series Parallel Circuits Ohm's Law for AC Circuits Series AC Circuits Parallel AC Circuits Power Dissipation in (L), (C), and (R) Circuits Power in an Inductive Circuit Power in an Capacitive Circuit Power in an Resisitive Circuit Impedance, Phase Angle, Power Factor, and Current Calculations Ohm's Law for AC Circuits Inductive Reactance Impedance Resonance Phase Angle Power Factor True Power, Apparent Power, and Reactive Power Calculations Power in AC Circuits True Power Defined Apparent Power Defined Reactive Power Questions Answers Sub‑Module 15 Transformers Knowledge Requirements 3.15 ‑ Transformers Transformer Construction and Operation Current Transformers Transformer Losses and Methods to Overcome Them Core Losses Copper Losses Transformer Action Transformer Action Under Load and No‑load Conditions Transformer No‑load Condition Transformer On‑load Condition Transformer Polarity Polarity Markings Calculation of Line and Phase Voltage, and Current Power in Transformers Power Calculations in a Three Phase System Auto Transformers Operation of Auto Transformers Questions Answers Sub‑Module 16 Filters Knowledge Requirements 3.16 ‑ Filtering Operation, Application, and Uses of Filters Filtering Characteristics of Capacitors Filtering Characteristics of Inductors Common Filter Configurations Basic LC Filters Low‑Pass Filter High‑Pass Filter Band‑Pass Filter Band‑Stop Filter Questions Answers Sub‑Module 17 AC Generators Knowledge Requirements 3.17 ‑ AC Generators Rotation of Loop in a Magnetic Field and Waveform Produced Operation and Construction of Revolving Armatures and Field AC Generators Alternators & Classification Method of Classification Number of Phases Armature and Field Rotation Alternator Ratings Alternator Frequency Phases Categories and Other Alternator Types Single Phase Alternator Two Phase Alternator Three Phase Alternator Alternator Rectifier Unit Three Phase Start and Delta Connection Advantages and Uses Wye Connection (Three Phase) Delta Connection (Three Phase) Permanent Magnet Generators and Brushless Alternators Alternator Maintenance Questions Answers Sub‑Module 18 AC Motors Knowledge Requirements 3.18 ‑ AC Motors Construction and Principles of Induction and Synchronous AC Motors Induction Motors Construction of Induction Motor Three Phase Induction Motor Induction Motor Slip Single Phase Induction Motor Synchronous Motor Speed Control and Direction of Rotation Motor Speed Control Direction of Rotation Producing a Rotating Field; Capacitor, Inductor, Shaded or Split Pole Designs Rotating Magnetic Field Shaded Pole Induction Motors Split Phase Motors Capacitor Start Motors AC Series Motor Maintenance of AC Motors Questions Answers Acronym Index Index