EE_10_F07_Lecture 2

EE_10_F07_Lecture 2 - UCLA E LECTRICAL E NGINEERING D...

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Unformatted text preview: UCLA E LECTRICAL E NGINEERING D EPARTMENT : EE 10: C IRCUIT A NALYSIS 1 L ECTURE 2 EE 10: CIRCUIT ANALYSIS LECTURE NOTES: OCTOBER 3, 2005 OUTLINE REVIEW ........................................................................................................................................ 2 INDEPENDENT VOLTAGE AND CURRENT SOURCES..................................................... 3 Background ............................................................................................................................. 3 Voltage and Current Sources .................................................................................................. 3 Independent and Dependent Sources ...................................................................................... 3 Care in Identifying Possible Invalid Circuit Configurations .................................................. 3 ELECTRICAL RESISTANCE.................................................................................................... 5 Resistance and Resistivity........................................................................................................ 5 Ohms Law .............................................................................................................................. 5 RESISTOR SYMBOLS ................................................................................................................ 7 CONDUCTANCE ......................................................................................................................... 7 TYPICAL RESISTANCE VALUES ........................................................................................... 7 POWER DISSIPATION IN RESISTORS.................................................................................. 8 DEVELOPMENT OF CIRCUIT MODELS............................................................................... 9 Electric Power Transmission Line Example ........................................................................... 9 THE TERMS: OPEN AND SHORT CIRCUIT....................................................................... 11 FUNDAMENTAL CIRCUIT LAWS: KIRCHHOFFS LAWS ............................................. 12 KIRCHOFFS CURRENT LAW............................................................................................... 12 NEW Definition: Circuit Node .............................................................................................. 12 KIRCHHOFFS VOLTAGE LAW ........................................................................................... 16 NEW Definition: Closed Circuit Path ................................................................................... 16 EXAMPLE VALID AND INVALID PATHS........................................................................... 19 EXAMPLE SOLUTION TO A CIRCUIT PROBLEM USING KIRCHHOFFS LAWS ... 21 REVIEW ...................................................................................................................................... 24 1 UCLA...
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This note was uploaded on 03/06/2008 for the course EE 10 taught by Professor Chang during the Fall '07 term at UCLA.

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EE_10_F07_Lecture 2 - UCLA E LECTRICAL E NGINEERING D...

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