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7.45 At what angular frequency w is the current i(t) in the circuit of Fig. P7.45 in-phase with t...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the voltage lence) and redraw the impedance model; (using Thevenin and Norton equiva- Source into a current source c) Using the results from part (b), derive the expressions to determine the resonance frequency of the circuit in terms of the circuit parameters; e) We would like to have a resonance peak gain frequency of fo equal to...
Fig. 1. Single-phase ac circuit 52 j10Ω 100sin3771+9) Load 5 +j30Ω For the single-phase ac circuit...
Fig. 1. Single-phase ac circuit 52 j10Ω 100sin3771+9) Load 5 +j30Ω For the single-phase ac circuit shown in Fig. 1, calculate the following: (a) (5 pts) Supply voltage phasor. (b) (5 pts) Line current phasor. (c) (5 pts) Load terminal voltage phasor. (d) (15 pts) Phasor diagram showing supply voltage, line current, and load terminal voltage. (Use the calculated phase angles.) (e) (5 pts) Instantaneous power consumed by the load. (f) (5 pts) Active power(i.e., real power) consumed by the...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0...
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0 = 50 rad/sec. 2 mF 200 mH Zin 10 mF T10mF Problem 2: Calculate average power absorbed by impedance Z = 30-7092 when a voltage V = 120 20° is applied across it. Problem 3: Assuming w=1, for the following circuit find: a. Input impedance ZH b. Thevenin voltage V c. The value of R, that will absorb the maximum average power (recall this...
Part A Constants At what frequency will the current in the circuit be greatest? You have...
Part A Constants At what frequency will the current in the circuit be greatest? You have a 190-2 resistor, a 0.393-H inductor, a 4.90-F capacitor, and a variable- frequency ac source with an amplitude of 2.96 V You connect all four elements together to form a series circuit. rad/s Submit RequestAnswer Part B What will be the current amplitude at this frequency? Submit Request Answer Part C What will be the current amplitude at an angular frequency of 407 rad/s?...
2. For the circuit of Fig. the source is sinusoid of 120 Vrms at a frequency...
2. For the circuit of Fig. the source is sinusoid of 120 Vrms at a frequency of 60 Hz. The load resistor is 10 12. a) Draw the waveforms of source voltage, output voltage, output current, semiconductor device voltage and semiconductor device current. b) Calculate the average output voltage. c) Calculate the rms output voltage. d) Calculate the average output current. e) Calculate the power absorbed by the resistor. va + vs = Vm sin (@t) R Figure 1: Question...
Problem # 1: Consider the circuit of Fig. 1: a) If vc(0) 8 V and i,(t)...
Problem # 1: Consider the circuit of Fig. 1: a) If vc(0) 8 V and i,(t) 40 S(t) mA, find Vc(s) and vc(t) fort>0 b) If ve(0) 1 V and ) 0.2 e u(t) A, find Vc(s) and v(t) fort>0 Problem #2: The circuit in Fig. 2 is at steady-state before t-0. a) Find V(s) and v(t) for t>0 b) Find I(s) and i(t) for t>0 5 S2 10 - 10u(t) V 6 H v(t) i(t). 130 F Figure 1...
1. (a) Find the angular velocity of a waveform with a frequency of 600Hz(1) 2KHE (b)...
1. (a) Find the angular velocity of a waveform with a frequency of 600Hz(1) 2KHE (b) Find the frequency and period of sine waves having an angular velocity of () 377rads/s) 8.4 rad/s (c) Find the amplitude and frequency of these waves (1) 10 sin 1000t (11) 0.001 sin 942t. 2. (a) Given V=20 sin a, Determine V at a 1.21 (b) Find the phase relationship between the waveforms of: 1 .-0.2 sin (wt-60) i= 0.1 sin (wt+20) (c) Write...
Both 7.72 and 7.73 please Figure P7.71: Circuit for Problem 7.71. 50 23 7.72 Find o...
Both 7.72 and 7.73 please
Figure P7.71: Circuit for Problem 7.71. 50 23 7.72 Find o such that valt) and is(t) in the circuit of Fig. P7.72 are in-phase. The element values are Ri = 5 12, R2 = 32, L = 35 mH, and C = 7 mF. 453 + Da- iso (1) hell Figure P7.72: Circuit for Problem 7.72. 7.73 Find is (t) in the circuit of Fig. P7.73, given that Us = 15 cos(of), and: (a) w...
Part A: What is the impedance of the circuit? Part B: What is the current amplitude?...
Part A: What is the impedance of the circuit?
Part B: What is the current amplitude?
Part C: What is the phase angle of the source voltage with
respect to the current?
Part D: Does the source voltage lag or lead the current?
Part E: What is the voltage amplitude across the resistor?
Part F: What is the voltage amplitude across the inductor?
Part G: What is the voltage amplitudes across the capacitor?
Constants You have a resistor of resistance...
Problem 4 For the circuit in Fig. 3, frequency w a) Draw the impedance model of the circuit for a source b) Convert the voltage lence) and redraw the impedance model; (using Thevenin and Norton equiva- Source into a current source c) Using the results from part (b), derive the expressions to determine the resonance frequency of the circuit in terms of the circuit parameters; e) We would like to have a resonance peak gain frequency of fo equal to...
Fig. 1. Single-phase ac circuit 52 j10Ω 100sin3771+9) Load 5 +j30Ω For the single-phase ac circuit shown in Fig. 1, calculate the following: (a) (5 pts) Supply voltage phasor. (b) (5 pts) Line current phasor. (c) (5 pts) Load terminal voltage phasor. (d) (15 pts) Phasor diagram showing supply voltage, line current, and load terminal voltage. (Use the calculated phase angles.) (e) (5 pts) Instantaneous power consumed by the load. (f) (5 pts) Active power(i.e., real power) consumed by the...
The frequency of the sinusoidal voltage source in the circuit in Figure 1 is adjusted until the current i, is in-phase with v. a) Calculate the value of (f) in Hertz at which both the voltage and current are in phase. b) If vg = 30 cos(2nft) V[where'f' is the frequency obtained in part a ), Determine the steady state expression for current, i, (50/3) kN2 1.2k12 w 50 nF 200 mH Figure 1
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0 = 50 rad/sec. 2 mF 200 mH Zin 10 mF T10mF Problem 2: Calculate average power absorbed by impedance Z = 30-7092 when a voltage V = 120 20° is applied across it. Problem 3: Assuming w=1, for the following circuit find: a. Input impedance ZH b. Thevenin voltage V c. The value of R, that will absorb the maximum average power (recall this...
Part A Constants At what frequency will the current in the circuit be greatest? You have a 190-2 resistor, a 0.393-H inductor, a 4.90-F capacitor, and a variable- frequency ac source with an amplitude of 2.96 V You connect all four elements together to form a series circuit. rad/s Submit RequestAnswer Part B What will be the current amplitude at this frequency? Submit Request Answer Part C What will be the current amplitude at an angular frequency of 407 rad/s?...
2. For the circuit of Fig. the source is sinusoid of 120 Vrms at a frequency of 60 Hz. The load resistor is 10 12. a) Draw the waveforms of source voltage, output voltage, output current, semiconductor device voltage and semiconductor device current. b) Calculate the average output voltage. c) Calculate the rms output voltage. d) Calculate the average output current. e) Calculate the power absorbed by the resistor. va + vs = Vm sin (@t) R Figure 1: Question...
Problem # 1: Consider the circuit of Fig. 1: a) If vc(0) 8 V and i,(t) 40 S(t) mA, find Vc(s) and vc(t) fort>0 b) If ve(0) 1 V and ) 0.2 e u(t) A, find Vc(s) and v(t) fort>0 Problem #2: The circuit in Fig. 2 is at steady-state before t-0. a) Find V(s) and v(t) for t>0 b) Find I(s) and i(t) for t>0 5 S2 10 - 10u(t) V 6 H v(t) i(t). 130 F Figure 1...
1. (a) Find the angular velocity of a waveform with a frequency of 600Hz(1) 2KHE (b) Find the frequency and period of sine waves having an angular velocity of () 377rads/s) 8.4 rad/s (c) Find the amplitude and frequency of these waves (1) 10 sin 1000t (11) 0.001 sin 942t. 2. (a) Given V=20 sin a, Determine V at a 1.21 (b) Find the phase relationship between the waveforms of: 1 .-0.2 sin (wt-60) i= 0.1 sin (wt+20) (c) Write...
Both 7.72 and 7.73 please
Figure P7.71: Circuit for Problem 7.71. 50 23 7.72 Find o such that valt) and is(t) in the circuit of Fig. P7.72 are in-phase. The element values are Ri = 5 12, R2 = 32, L = 35 mH, and C = 7 mF. 453 + Da- iso (1) hell Figure P7.72: Circuit for Problem 7.72. 7.73 Find is (t) in the circuit of Fig. P7.73, given that Us = 15 cos(of), and: (a) w...
Part A: What is the impedance of the circuit?
Part B: What is the current amplitude?
Part C: What is the phase angle of the source voltage with
respect to the current?
Part D: Does the source voltage lag or lead the current?
Part E: What is the voltage amplitude across the resistor?
Part F: What is the voltage amplitude across the inductor?
Part G: What is the voltage amplitudes across the capacitor?
Constants You have a resistor of resistance...
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