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ENG17 (Sec. 2): Circuits I Spring 2014

Lecture 15: Extra More on Sinusoidal Steady-State Analysis & MT Review Nilsson & Riedel 9.7-9.9, 9.12. ENG17 (Sec. 2): Circuits I Spring 2014. May 20, 2014. Overview. Source Transformations Node-Voltage Mesh-Current Phasor Diagrams MT Review. Source Transformations.

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ENG17 (Sec. 2): Circuits I Spring 2014

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  1. Lecture 15:Extra More on Sinusoidal Steady-State Analysis & MT ReviewNilsson & Riedel 9.7-9.9, 9.12 ENG17 (Sec. 2): Circuits I Spring 2014 May 20, 2014

  2. Overview • Source Transformations • Node-Voltage • Mesh-Current • Phasor Diagrams • MT Review

  3. Source Transformations Same as before, but now with impedances

  4. Thevenin-Norton Equivalents

  5. Example Find using source transformation

  6. Example Find Thevenin Equivalent

  7. Overview • Source Transformations • Node-Voltage • Mesh-Current • Phasor Diagrams • MT Review

  8. Node-Voltage Example Find Ia, Ib, Ic

  9. Overview • Source Transformations • Node-Voltage • Mesh-Current • Phasor Diagrams • MT Review

  10. Mesh-Current Example Find Va, Vb, Vc

  11. Overview • Source Transformations • Node-Voltage • Mesh-Current • Phasor Diagrams • MT Review

  12. Phasor Diagrams

  13. Example Use phasor diagram to find R that will cause resistor current (iR) to lag the source current (iS) by 45° when ω = 5 krad / s.

  14. Overview • Source Transformations • Node-Voltage • Mesh-Current • Phasor Diagrams • MT Review

  15. Difficulties

  16. Op Amp Circuits

  17. Sequential Switching

  18. Unbounded Response

  19. RLC Circuits

  20. Phasors

  21. Extra Office Hours • Tomorrow, Wednesday • 3-5pm • Kemper 2101

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