If the current through and voltage across an element are
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Introductory Circuit Analysis (13th Edition)
- Quèstion 2 A linear network has a current input 4cos (@t+20°)A and a voltage output 100 cos(@ t+10°) V. What is the value of the impedance ? 24.6-4.34j 25-10j None of the answers 0.039+4.94mjarrow_forwardFor the circuit shown below, determine the current in the neutral line, where Van = 860 L 0° V, Vbn=860-120° V, and Vcn = 860 Z 120° V. Please report your answer so the magnitude is positive and all angles are in the range of negative 180 degrees to positive 180 degrees. Van Vcn + Vbn 292 252 ww 292 www 2002 The current in the neutral line is In = 25-j10 22 10+j5 Q2 °A.arrow_forwardTwo impedances Z1 = 10Ð-25° Ω and Z2 = 12Ð75° Ω are in parallel and have an applied voltage V = 50Ð0° volts. Determine the power triangle of the combinationarrow_forward
- [Q3] Analyze the following electrical circuit with mesh analysis by finding the currents using Gauss-elimination method 10 Q 15 Q 25 0 20Q 35Q - 1000 V 1000V 2000 V 2000 V 30 2 40 Qarrow_forwardFind the impedance Zab in the circuit seen in figure. Suppose that R = = 4.5 2. Part A Zab = Part B Ω Zab Zab R ww Ω -182 카 ZAN 20 M Express Zab in polar form. Express your answer in ohms to three significant figures. Enter your answer using angle notation. Express argument in degrees. ANSWER: 40 0 Express Zab in rectangular form. Express your answer in ohms to three significant figures. Enter your answer in rectangular form. ANSWER: m 102 -/200 j200arrow_forward16. Determine the following from the given R-L-C series circuit: i) Impedance Z ii) Current i iii) Voltage across resistance V iv) Voltage across inductance V₁ v) Voltage across capacitance Ve vi) Total power delivered vii) Power factor 70.7 sheet Ⓒ 40 R = 30 X₁70 X 30 www vooarrow_forward
- The following questions refers to the circuit shown in Figure 1. 2 mH ... ell + i2 5 cos 2,000f V v= 50 µF v3Ž 20 Q 20 Ω FIGURE 1 Question 2 The frequency of the voltage source is Hz. Round your answer to 2 decimal places. Add your answer Question 3 If the source is converted into a sine function, what would be its phase angle in degrees? Round your answer to 0 decimal places. Add your answer Question 4 If the circuit shown in Figure 1 is converted into its phasor form, the inductor in polar would be equal to X,490° where X, is equal to _ ohms. Round your answer to 0 decimal places. Add your answerarrow_forwardFind the real and reactive power absorbed by each element in the following circuit. -j5 n HE + VE Vsi + 202 www j3 n V₂ +125/0° V rms A I +95/-10° V rms Vszarrow_forwardA solenoid with an inductance of 0.25 H and a resistance of 100 Q is connected to a 120-V 60-Hz source. The current is: Please check the closest answer that applies. X L 120 V 60 Hz O0.226 2-16.3° A O0.224 2-31.2° A LOarrow_forward
- 1. Consider the two circuits below being driven by an AC source Vac. What is the impedance between terminals a and b as the frequency goes to zero? What is the impedance as the frequency become extremely high? ell L1 1 ΜΗ C1 1 µF C2 1 µF b t Vac sine L2 1 ΜΗ C3 1 µF L3 1 µH Vac sinearrow_forwardTwo inductive impedance A and B are connected in series. A has R = 5 0, L = 0.01 H; B has R = 30, L= 0.02 H. If a sinusoidal voltage of 230 V at 50 Hz is applied to the whole circuit calculate (a) the current (b) the power factor (c) the voltage drops. Draw a complete vector diagram for the circuit.arrow_forwardFor the circuit shown below, determine the real, reactive and apparent power for each element including the sources. +j8 Q 5Ω Source A I Source B 240 V2 /60° V 280v2/30° V Creye caan raten p nghe aarrow_forward
- Power System Analysis and Design (MindTap Course ...Electrical EngineeringISBN:9781305632134Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. SarmaPublisher:Cengage Learning