ECE2260F09_HW7

# ECE2260F09_HW7 - 2260 F 09 HOMEWORK#7 1 a C= 0.5 nF 1.337...

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2260 F 09 HOMEWORK #7 1. C = 0.5 nF 1.3 37° mA R = 500 L = 1.1 mH i L (t) a b Note: ω = 2M r/s. Do the following for the impedance to the right of the a, b terminals: a) Calculate complex power S = P + jQ. b) Calculate average (or DC) power. c) Calculate maximum instantaneous power. d) Sketch the power waveform, p ( t ). 2. R 1 = 50 k C = 20 pF V grms = 100 30°V R 2 = 50 k L = 50 mH I rms a) Calculate I rms . Note: ω = 24/7 Mr/s. b) Calculate the complex power, S, for the components inside the box.

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3. a b c C A B z line z line z line z g Δ z g Δ z g Δ z LY z LY z LY N V g Δ ab V g Δ bc V g Δ ca V g Δ ab = 123 0° V z g Δ = 0.93 + j1.2 V g Δ bc = 123 +12 0° V z line = j0.61 V g Δ ca = 123 12 0° V z LY = 0.4 – j0.3 a) Draw the single phase equivalent circuit.
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ECE2260F09_HW7 - 2260 F 09 HOMEWORK#7 1 a C= 0.5 nF 1.337...

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