EE203-SUNYBuffalo-04-Chapter09-02

EE203-SUNYBuffalo-04-Chapter09-02

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Unformatted text preview: SMALL for Big Things University at Buffalo SMALL for Big Things University at Buffalo Nanobio Sensors & MicroActuators Learning Lab The State University of New York Nanobio Sensors & MicroActuators Learning Lab The State University of New York The Complex Number and The Phasor EE 203 Circuit Analysis 2 Lecture 04 pp Appendix B The Complex Numbers Kwang W. Oh, Ph.D., Assistant Professor SMALL (Nanobio Sensors & MicroActuators Learning Lab) Department of Electrical Engineering University at Buffalo, The State University of New York 215E Bonner Hall, SUNY-Buffalo, Buffalo, NY 14260-1920 Tel: (716) 645-3115 Ext. 1149, Fax: (716) 645-3656 [email protected], http://www.SMALL.Buffalo.edu EE 203 Circuit Analysis 2 | Spring 2008 | Prof. Kwang W. Oh | [email protected] Lecture 04 | Chapter 09 | 2/7 | 1/17 The The phasor is a complex number that represents the amplitude and phase angle of a sinusoid A complex number n may be written in as: Rectangular form a: the real component, b: the imaginary component j : by definition (or Polar form c: the magnitude θ : the angle j= ) EE 203 Circuit Analysis 2 | Spring 2008 | Prof. Kwang W. Oh | [email protected] Lecture 04 | Chapter 09 | 2/7 | 2/17 SMALL for Big Things University at Buffalo SMALL for Big Things University at Buffalo Nanobio Sensors & MicroActuators Learning Lab The State University of New York Nanobio Sensors & MicroActuators Learning Lab The State University of New York Complex Number The Graphical Representation of a Complex Number The transition from the polar to the rectangular form makes use of Euler’s identity: EE 203 Circuit Analysis 2 | Spring 2008 | Prof....
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This note was uploaded on 10/19/2011 for the course EE 203 taught by Professor Staff during the Spring '08 term at SUNY Buffalo.

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