Electric Circuits. (11th Edition)
11th Edition
ISBN: 9780134746968
Author: James W. Nilsson, Susan Riedel
Publisher: PEARSON
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Question
Chapter 3, Problem 2P
(a)
To determine
Find the equivalent resistance for the circuits shown in Figure P3.1.
(b)
To determine
Determine the power produced by the source for the circuits shown in Figure P3.1.
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The switch K at Figure 4 is closed at t = 0.2 second. Assuming iL(0) = 0, Find iL(t).
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The voltage source in the circuit of Fig. P12.31 is, givenby us(t) = [10+5u(t)] V. Determine iL(t) for t ≥ 0, given thatR1 = 1 W, R2 = 1 W, L = 2 H, and C = 1 F.
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Chapter 3 Solutions
Electric Circuits. (11th Edition)
Ch. 3.2 - For the circuit shown, find (a) the voltage υ, (b)...Ch. 3.3 - Find the no-load value of υo in the circuit...Ch. 3.3 -
Find the value of R that will cause 4 A of...Ch. 3.4 - Use voltage division to determine the voltage υo...Ch. 3.5 - a. Find the current in the circuit shown.
b. If...Ch. 3.5 - Find the voltage υ across the 75 kΩ resistor in...Ch. 3.6 - The bridge circuit shown is balanced when R1 = 100...Ch. 3.7 - Use a Y-to-Δ transformation to find the voltage υ...Ch. 3 - For each of the circuits shown in Fig. P...Ch. 3 - Prob. 2P
Ch. 3 - Prob. 3PCh. 3 - Prob. 4PCh. 3 - Prob. 5PCh. 3 - Prob. 6PCh. 3 - In the circuits in Fig. P 3.7(a)–(d), find the...Ch. 3 - Prob. 8PCh. 3 - Find the power dissipated in each resistor in the...Ch. 3 - In the voltage-divider circuit shown in Fig. P...Ch. 3 - Calculate the no-load voltage υo for the...Ch. 3 - The no-load voltage in the voltage-divider circuit...Ch. 3 - Assume the voltage divider in Fig. P3.14 has been...Ch. 3 - The voltage divider in Fig. P3.16 (a) is loaded...Ch. 3 - There is often a need to produce more than one...Ch. 3 - For the current-divider circuit in Fig. P3.19...Ch. 3 - Find the power dissipated in the 30 resistor in...Ch. 3 - Specify the resistors in the current-divider...Ch. 3 - Show that the current in the kth branch of the...Ch. 3 - Look at the circuit in Fig. P3.1 (a).
Use voltage...Ch. 3 - Look at the circuit in Fig. P3.1 (d).
Use current...Ch. 3 - Attach a 6 V voltage source between the terminals...Ch. 3 - Look at the circuit in Fig. P3.7(a).
Use current...Ch. 3 - Prob. 27PCh. 3 - Prob. 28PCh. 3 - For the circuit in Fig. P3.29, calculate i1 and i2...Ch. 3 - Find υ1 and υ2 in the circuit in Fig. P3.30 using...Ch. 3 - Find υo in the circuit in Fig. P3.31 using voltage...Ch. 3 - Find the voltage υx in the circuit in Fig. P3.32...Ch. 3 - A shunt resistor and a 50 mV. 1 mA d’Arsonval...Ch. 3 - Show for the ammeter circuit in Fig. P3.34 that...Ch. 3 - A d'Arsonval ammeter is shown in Fig....Ch. 3 - A d'Arsonval movement is rated at 2 mA and 100 mV....Ch. 3 - A d’Arsonval voltmeter is shown in Fig. P3.37....Ch. 3 - Suppose the d’Arsonval voltmeter described in...Ch. 3 - The ammeter in the circuit in Fig. P3. 39 has a...Ch. 3 - The ammeter described in Problem 3.39 is used to...Ch. 3 - The elements in the circuit in Fig2.24. have the...Ch. 3 - The voltmeter shown in Fig. P3.42 (a) has a...Ch. 3 - Assume in designing the multirange voltmeter shown...Ch. 3 - The voltage-divider circuit shown in Fig. P3.44 is...Ch. 3 - Prob. 45PCh. 3 - You have been told that the dc voltage of a power...Ch. 3 - Prob. 47PCh. 3 - Design a d'Arsonval voltmeter that will have the...Ch. 3 - Prob. 49PCh. 3 - Prob. 50PCh. 3 - The bridge circuit shown in Fig. 3.28 is energized...Ch. 3 - Find the detector current id in the unbalanced...Ch. 3 - Find the power dissipated in the 18Ω resistor in...Ch. 3 - Find the current and power supplied by the 40 V...Ch. 3 - Find the current and power supplied by the 40 V...Ch. 3 - Find the current and power supplied by the 40 V...Ch. 3 - Use a Δ-to-Y transformation to find the voltages...Ch. 3 - Prob. 59PCh. 3 - Find io and the power dissipated in the 140Ω...Ch. 3 - Find the equivalent resistance Rab in the circuit...Ch. 3 - Find the resistance seen by the ideal voltage...Ch. 3 - Show that the expressions for Δ conductances as...Ch. 3 - Prob. 65PCh. 3 - Prob. 66PCh. 3 - Prob. 67PCh. 3 - The design equations for the bridged-tee...Ch. 3 - Prob. 69PCh. 3 - Prob. 70PCh. 3 - Prob. 71PCh. 3 - Prob. 72PCh. 3 - Prob. 73PCh. 3 - Prob. 74PCh. 3 - Prob. 75P
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Similar questions
- Determine iL(t) in the circuit of Fig. P12.25, given thatbefore closing the switch uC(0−)=12 V. Also, the element valuesare R = 2 W, L = 1.5 H, and C = 0.5 F.arrow_forwardThe switch in Figure 5 is closed at t = 0 second. Find the voltage of the capacitor, vc, for t> 0. 8Ω t=0 ww + 0.15H + 24U(-t) 80- 2.5mF VC 2A 0.1H Figure 5arrow_forwardQ1/For the unity-feedback system where G (s) = K(s+ 1)(s+ 10) (s+4) (s-6) G Sketch the root locus and find the value of K for which the system is closed-loop stable. Also find the break-in and breakaway points.arrow_forward
- 12.22 Repeat Problem 12.21, but assume that the switch hadbeen open for a long time and then closed at t = 0. Set the dcsource at 12 mV and the element values at R0 = 5 W, R1 = 10 W,R2 = 20 W, L = 2 H, and C = 0.4 F. question 21(Determine iL(t) in the circuit of Fig. P12.21 for t ≥ 0,given that the switch was opened at t = 0 after it had been closedfor a long time, us = 12 mV, R0 = 5 W, R1 = 10 W, R2 = 20 W,L = 0.2 H, and C = 6 mF.)arrow_forwardIn Figure 1, by considering reference located at node 4, the voltage nodes will be: V1=4, V2= -5, V3=0.5 volts. If we change the location of reference to node 3, find the values for V1, V2, V4, ix, Vo, Vx and power produced by the current sources without conducting detailed node or mesh analyses. 10 www 4A ww 44 4Q 802 w + Vo 4Q 2 3 3ix Figure 1 ww 4Q 5 W4 1.50arrow_forwardIn the Figure 3 a) Find the values for Vi and ix using nodal analysis. b) Find the produced power by the current source. 50 10Ω www 37A 10Ω 20 5 ix V₁ 200 ix Figure 3 ww 100 + 4V1arrow_forward
- 2) By series and parallel combinations find the equivalent capacitance for this circuit. ||15€ Cequivalent -66 6f 6E 12Farrow_forwardQ2/For the unity-feedback system where G(s) = K/[s (s+3) (s+ 5)], find the range of gain, K, for stability, instability, and the value of gain for marginal stability. For marginal stability also. Use the Nyquist criterion.arrow_forward240 Q3/Q1/For the system G(s)= H(s)=1 (s+2)(s+4)(s+5) a. Draw the Bode log-magnitude and phase plots. b. Evaluate gain margin, phase margin, zero dB frequency, and 180° ¿B=2020arrow_forward
- In the Figure 2 a) Find the Norton equivalent circuit which supplies power to RL. b) How much is RL,max for transferring maximum power RL? c) If we replace the load with R'L,max = 2 RL,max, calculated in part (b), what will be the voltage at R'L,max? 18V 18A 3Ω ΖΩ 4Q ww ww ww ΘΩ Figure 2 w 5Ω RLarrow_forwardDon't use ai to answer I will report you answerarrow_forwardBW=1MHZ For Johnson-Nyquist Noise Generator (or Thermal Noise Generator), the device utilizes the thermal noise that naturally arises from the random motion of electrons in resistors at a non-zero temperature. The voltage is arising from thermal noise in two resistors of 80 and 120 Qat Temperature T=290 °k: 1-Write the equations of v(t), 12(t), up on the circuit diagram of series and parallel connecti 2- Apply the equation v(t) to find Vrms for series connection scheme. 3- Find inrms for Series scheme 4- Find the Vrms for series scheme. By using i̟rms √³(+)O v²(t) 80 120 ww R₁ R₂ Gi G if(t) 1/80 1/120arrow_forward
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