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22 Alternating Current

22 Alternating Current. What is the phase?. Examples: RC & RL circuits. Phasors & Alternating-Current (AC). Root-mean-square (rms). Example : Average power P = I 2 R. Resistance and Reactance  . Reactance & Phase. Low-pass High-pass. Series R-L-C Circuit: Impedance  . V L

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22 Alternating Current

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  1. 22 Alternating Current

  2. What is the phase? Examples: RC & RL circuits

  3. Phasors & Alternating-Current (AC)

  4. Root-mean-square (rms) Example : Average power P = I2R

  5. Resistance and Reactance  

  6. Reactance & Phase Low-pass High-pass

  7. Series R-L-C Circuit: Impedance   VL VR VC V

  8. Series R-L-C Circuit: Phase VL VR VC V f

  9. Power in AC: Pure Resistor

  10. Power in AC: General Case

  11. Series Resonance: Frequency    When XL = XC , Z = Zmin = R, which occurs at (resonance frequency)

  12. Resonance & Tuning 

  13. Summary: Phasor & AC

  14. Summary: Resistance & Reactance

  15. Summary: R-L-C Circuit (series)

  16. Summary: Power in AC

  17. Homework

  18. P3-Resitance & Reactance

  19. P 7&8 Voltage & Current in C & L

  20. P 10-RLC in Series

  21. P 16-Power in AC

  22. P 21&22-Series Resonance

  23. Schedule (MWF)

  24. Schedule (ThTr)

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