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Using phasor techniques, solve for
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Principles and Applications of Electrical Engineering
- R 2 0 5e-2' cos(31) L 1 H Figure P4.48 If Vg (t) = 5e-2tcos(3t) V, and iL(-)= -0.3A. %3D a. determine the request voltages and currents. VR(0+)= VL(0+)= İL(0+)= b. On a single graph, draw to scale the waveforms of VG(t) and VL(t). c. expression for iL(t), t>0arrow_forwardhello i need to solve thi question, (Homework problem 4.47 in the textbook by Rizzoni) Determine the equivalent impedance seen by the source vs in Figure P4.47 when: vs (t) = 10 cos(4000t + 60°) V, R1 = 800Ω, R2 = 500Ω, L = 200mH, C = 70nF. I have added the given solution, however, I cannot get the last step correct. anny help would be gadly appreciated.arrow_forward7 Determine the equivalent impedance in the circuit shown in Figure P4.47: л v,(t) = 7 cos (3,000t +) R = 2.3 k2 R2 = 1.1 k2 %3D L = 190 mH C = 55 nF R1arrow_forward
- 4.55 Use phasor techniques to solve for the voltage v(t) shown in Figure P4.55. 10 cos 2t A 3 23 3 H 1/3 F v(1) ellarrow_forwardR1 R2 Figure P4.47 8 Determine the equivalent impedance in the circuit shown in Figure P4.47: v,(t) = 636 cos (3,000t +5) 12. R = 3.3 k2 R = 22 k2 L= 1.90 H C = 6.8 nF wwarrow_forward5 Using phasor techniques, solve for the voltage v in the circuit shown in Figure P4.55. i(t) = 10 cos 2t A 303 3 Hg 1/3 F v(t)arrow_forward
- 4.55 Use phasor techniques to solve for the voltage v(t) shown in Figure P4.55. 10 cos 2t A 3 H 1/3 F v(t) Figure P4.55 ellarrow_forward2 Determine the frequency so that the current I, and the voltage V, in the circuit of of Figure P4.52 are in phase. Z, = 13,000 + jw3 N R= 120 2 L = 19 mH C = 220 pF R V. L.arrow_forwardSolve for Ij in the circuit shown in Figure P4.56. I= 102 -A j4 2arrow_forward
- 4.50 Determine iz(t) in the circuit shown in Figure P4.50. Assume: i(1) = 100 cos(@t + 4) mA %3D i3(t) = 80 sin(@t – 1.2) mA - i4(1) = 150 sin(wt + 2) mA %3D W = 377 rad/s i4 Figure i3 +. Vs Z3 ZA Figure P4.50arrow_forwardDetermine and plot as a function of time thecurrent through a component if the voltage across ithas the waveform shown in Figure P4.17 and thecomponent is aa. Resistor R = 7 b. Capacitor C = 0.5 μFc. Inductor L = 7 mHarrow_forward/Q6 The potential at point P due to Q1 and * :Q2 is = 1x10-12C 0.5 m 0.5 m Q2 = 1x10-12C %3D 50 cm P. 0.01797 V O -0.01271 V O ov O 0.01271 V C 10arrow_forward
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