0195136047.pdf

xx PREFACE MicroSoft PowerPoint Overheads to AccompanyIntroduction to Electrical Engineering (ISBN 019-514472-1) are free to ado ...

OVERVIEW What is electrical engineering? What is the scope of electrical engineering? To answer the first question in a simple w ...

xxii OVERVIEW TABLE IIEEE Publications Publication Pub ID IEEE Society/Council Periodicals Aerospace & Electronic Systems Ma ...

OVERVIEW xxiii TABLE IContinued Publication Pub ID Power Electronics, Transactions on 4501 Power Engineering Review 3081 Power S ...

xxiv OVERVIEW 1900–1920 Marconi’s wireless telegraph system: transatlantic communication (1901) Photoelectric effect: Einstein ( ...

INTRODUCTION TO ELECTRICAL ENGINEERING ...

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PART ELECTRICAL CIRCUITS ONE ...

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1 Circuit Concepts 1.1 Electrical Quantities 1.2 Lumped-Circuit Elements 1.3 Kirchhoff’s Laws 1.4 Meters and Measurements 1.5 An ...

4 CIRCUIT CONCEPTS for analyzing and designing simple but illustrative practical circuits. Later, a brief introduc- tion is give ...

1.1 ELECTRICAL QUANTITIES 5 R Q 1 Q 2 a 21 a 12 F 21 F 12 Figure 1.1.1Illustration of Coulomb’s law. Equation (1.1.2) is the def ...

6 CIRCUIT CONCEPTS (c) If another chargeQ 3 =− 2 μC is added to the system 1 m aboveQ 2 , as shown in Figure E1.1.1, calculate t ...

1.1 ELECTRICAL QUANTITIES 7 Insulatorsare materials that do not allow charge to move easily. Examples include glass, plastic, ce ...

8 CIRCUIT CONCEPTS Loop 1 Loop 2 R I 1 I^2 a 12 dl 1 a 21 dl 2 Figure 1.1.2Illustration of Ampere’s law (of force). The magnitu ...

1.1 ELECTRICAL QUANTITIES 9 EXAMPLE 1.1.2 Figure E1.1.2 (a) gives a plot ofq(t)as a function of timet. (a) Obtain the plot ofi(t ...

10 CIRCUIT CONCEPTS EXAMPLE 1.1.3 Consider an infinitesimal length of 10−^6 m of wire whose center is located at the point (1, 0 ...

1.1 ELECTRICAL QUANTITIES 11 v(x)= dw(x) dq (1.1.13) wherew(x)is the potential energy that a particle with chargeqhas when it is ...

12 CIRCUIT CONCEPTS vab Load iab a b + − vab Source iba a i b + − Figure 1.1.3Load and source conventions. EXAMPLE 1.1.4 A typic ...

1.1 ELECTRICAL QUANTITIES 13 into electric energy as in the case of a battery source, and solar energy converted into electric e ...