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Basic Electrical and Electronics Engineering
Da: Vedams eBooks (P) Ltd, New Delhi, India
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Soft cover. Condizione: New. Contents Preface I Basics of electrical engineering 1 Introduction 2 Current flow 3 Sources of electrical energy 4 OHMs law 5 Electrical power 6 Energy calculations 7 Electrical energy 8 Kirchoffs laws 9 Resistances in series 10 Resistances in parallel 11 Series parallel resistances 12 Resistances in star or delta connections 13 Features of a resistance 14 Uses of resistance 15 Differences between electrical and electronic circuits 16 Network theorems 17 Network classification 18 Superposition theorem 19 The Venins theorem 20 Nortons theorem 21 Maximum power transfer theorem II DC Circuit analysis using mesh and nodal analysis 1 Introduction 2 Loop or mesh analysis and nodal analysis 3 Loop analysis for DC circuits 4 Nodal analysis 5 Nodal analysis for DC circuits 6 Nodal analysis with dependent sources III Fundamentals of alternating current 1 Introduction 2 Generation of alternating voltage and currents 3 Expression for the EMF generated by a single phase alternator 4 Different forms of representing alternating quantities 5 Arithmetic operations of phasors 6 Instantaneous and average power in AC circuits IV AC Single phase and three phase circuits 1 Introduction 2 Power and power factor in single phase AC circuits 3 AC series circuits 4 AC Parallel circuits 5 AC series parallel circuit 6 AC Star delta connected circuits 7 Importance of power factor 8 Features of AC single phase circuits 9 Uses of AC single phase circuits 10 Introduction to three phase systems 11 Poly phase system 12 Advantages of three phase systems 13 Generation of three phase EMFS 14 Balanced and unbalanced three phase circuits 15 Three phase connections 16 Three phase voltages and currents phase and line values 17 Balanced or unbalanced three phase loads 18 Power in three phase circuits 19 Power measurement in three phase circuits 20 Three wattmeter method 21 Two wattmeter method 22 Two wattmeter method for balanced load 23 Effect of power factor on the wattmeter readings 24 Leading power factor 25 Other methods of connecting two wattmeters 26 Single wattmeter method 27 Measurement of reactive power 28 Three phase wattmeter 29 Power factor meter 30 Phase sequence meter 31Frequency meter 32 Comparison between star and delta connections 33 Comparison between 1-phase and 3 phase supply systems V Magnetic circuits and electromagnetic induction 1 Introduction 2 Magnetic circuits 3 Magnetization curve or BH curve 4 Magnetic hysteresis 5 Eddy current loss 6 Faradays laws of electromagnetic induction 7 Direction of induced EMF 8 Induced EMF 9 Dynamically induced EMF 10 Statically induced EMF 11 Lifting power of magnet VI Transformers VII DC Machines VIII AC Machines 1 Synchronous machines IX AC Machines II induction motors X Digital electronics XI Electronic components and circuits 12 Cathode ray oscilloscope Questions References 561 pp. Codice articolo 101914
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