Contents

• 1. Basic Concepts of Electrical Engineering

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  Introduction, Electric Current, Electric Potential, Electromotive Force, Electric Power, Ohm’s Law, Basic Circuit Components, Kirchhoff’s Laws, Kirchhoff’s Current Law (KCL), Kirchhoff’s Voltage Law (KVL), Energy Sources, Source Conversion, Resistive Network, Resistors in Series, Resistors in Parallel, Resistors in Series Parallel, Star (Y)-Delta (?) Transformation, Mesh Current Method, Mesh Equations by Inspection, Mesh Analysis with Unaccompanied Current Sources, Node Voltage Method, Node Equation by Inspection, Nodal Analysis with Unaccompanied Voltage Source, Superposition Principle, Thevenin’s Theorem, Norton’s Theorem, Maximum Power Transfer Theorem, Faraday’s Laws, Lenz’s Law, Static and Dynamic Induced EMF, Self Induced EMF and Mutual Induced EMF, Solved Examples, Review Questions.

   

  2. Single Phase AC Circuits

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  Introduction, AC Quantity, Instantaneous Value, Maximum Value or Peak Value, Average Value, RMS (Effective) Value, Average and RMS Value of Complex Waves, Generation of Single Phase EMF, Terminology Related to AC Quantity, Phasor Representation of AC Quantities, Representation of Phasors, Response of Circuit Elements to AC Voltage Source, AC Series Circuits, AC Through R–L Series Circuit, AC Through Series R–C Circuit, AC Through Series R–L–C Circuit, Circuit Behaviour Under Series Resonance, Series Parallel Circuits, Solved Examples, Review Questions.

   

  3. Three Phase AC Circuits

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  Introduction, Generation of Three Phase EMF, Phase Sequence, Interconnection of Phases, Star Connection, Delta Connection, Review Questions.

   

  4. DC Machines

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  Introduction, Principles of DC Machines, Principle of DC Generator, Principle of DC Motor, Construction of DC Machines, EMF Equation of DC Generator, Types of DC Generators, Separately Excited DC Generator, Self Excited DC Generators, Torque Equation and Back emf in DC Motors, Types of DC Motors, Application of DC Motors, Solved Examples, Review Questions.

   

  5. AC Machines

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  Introduction, Three Phase Induction Motors, Construction, Production of Rotating Field, Working Principle of Induction Motor, Slip, Frequency of Rotor Current, Applications of Three Phase Induction Motors, Three Phase Synchronous Generator, Construction, Working Principle, EMF Equations, Applications, Three Phase Synchronous Motor, Working Principle, Method of Starting, Power Expression, Features and Applications, Review Questions.

   

  6. Basic Electronics

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  Introduction, Conduction in Materials, Conductivity of Pure Semiconductors, Extrinsic Semiconductors, Diodes, Theory of PN Junction, Behaviour of PN Junction Diode, Working of Forward Biased PN Junction, Working of Reverse Biased PN Junction, Volt-Ampere Characteristics, Diode Resistance, Break Down Phenomena, Avalanche Breakdown, Zener Break Down, Comparison of Break Down Phenomena, Zener Diode, Characteristics of Zener Diode, Application of Zener Diode, Photovoltaic Cell, Construction, Working of Photodiode, I-V Characteristics of PV Cell, PV Array, Rectifiers, Half Wave Rectifier, Transformer Utilization Factor (TUF), Full Wave Rectifier, Comparison of Rectifiers, Introduction to Filters, Shunt Capacitor Filter, Choke Type LC Filter, ?–Type LC Filter, Bipolar Junction Transistor (BJT), Types of Transistors, Mode of Operations, Working and Operation of BJT, Transistor Current Components, Importance of Active Mode, Current Gain, Relationship between ? and ?, Transistor Configurations, Common Collector (CC) Configuration for NPN, Relationship between ?, ? and ?, Relationship Between Leakage Currents, Comparison of Transistor Configurations, Why CE Configuration is Most Widely Used in Amplifier Circuits, Field Effect Transistor, Construction, Working of FET, V-I Characteristics of FET, Transfer Characteristics, FET Configuration, Comparison of BJT and FET, Transistor as an Amplifier, Review Questions.

   

  7. Digital Electronics

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  Introduction, Decimal Number System, Binary Number System, Decimal to Binary Conversion, Binary to Decimal Conversion, Octal Number System, Decimal to Octal Conversion, Octal to Decimal Conversion, Octal to Binary Conversion, Binary to Octal Conversion, Hexadecimal Number System, Decimal to Hexadecimal Conversion, Hexadecimal to Decimal Conversion, Hexadecimal to Binary Conversion, Hexadecimal to Octal Conversion, Binary Arithmetic, Binary Addition, Binary Subtraction, Binary Multiplication, Binary Division, Boolean Algebra, Boolean Logic Operations, Laws of Boolean Algebra, Basic Theorems of Boolean Algebra, De Morgan’s Theorem, Duality Theorem, Logic Gates, Basic Logic Gates, Universal Logic Gates, Exclusive–OR Gate, Ex–NOR Gate, Review Questions.

   

  8. Communication Systems

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  Introduction, Communication System, Radio Communication, IEEE Spectrum for Communication Systems, Types of Communication, Modulation, Need of Modulation, Amplitude Modulation, Modulation Index (ma), Analysis of Amplitude Modulated Wave, Upper and Lower Side Band Frequencies, Power in AM Wave, Limitations of Amplitude Modulation, Frequency Modulation, Advantages of Frequency Modulation, Disadvantages of Frequency Modulation, Comparison of Frequency and Amplitude Modulation, Review Questions.

   

  9. Instrumentation

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  Introduction to Transducers, Classification of Transducers, On the Basis of Transduction Form Used, Primary and Secondary Transducers, Passive and Active Transducers, On the Basis of Nature of Output, On the Basis of Type of Output, Thermocouple, Working Principle of Thermocouple, Construction of Thermocouple, Applications of Thermocouple, Advantages and Disadvantages of Thermocouple, Resistance Temperature Detector (RTD), Working Principle of RTD, Construction of RTD, Applications of RTD, Advantages and Disadvantages of RTD, Comparison between RTD and Thermocouple, Strain Gauge, Working Principle of Strain Gauge, Load Cell, Types of Load Cells, Bimetallic Strip, Working Principle of Bimetallic Strip, Types of Bimetallic Strip, Advantages and Disadvantages of Bimetallic Strip, Introduction to Integrated Circuits, Classification of Integrated Circuits, On the Basis of Application, On the Basis of Fabrication Techniques Used, On the Basis of Active Devices Used, Review Questions.

  A. Appendix