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Question 1) In the Fig, below, let 1 438 A rms, and find the average power...
Question (4 (A)In Fig. 4a, letI43s A rms, and find the average power being supplied: (a)...
Question (4 (A)In Fig. 4a, letI43s A rms, and find the average power being supplied: (a) by the source: (b) to the 20a resistor: (c) to the load. Find the apparent power being supplied: (d) by the source: (e) to the 20 Ω resistor: (f) to the load. (g) what is the load PF? , 10.ror Ann-G) 2ο Ω_ 20 Load FIGURE 4.a 4.b, find the average power absorbed by (a) the source: (b) h of the two resistors: (e)...
1. A half wave rectifier is supplied from a 100Vms source. For a load consisting of a 60V battery fed through a 2Ω resistor as shown in Fig. I 2Ω D+ + VR() bat Fig. 1 For the rectifier shown in Fig....
1. A half wave rectifier is supplied from a 100Vms source. For a load consisting of a 60V battery fed through a 2Ω resistor as shown in Fig. I 2Ω D+ + VR() bat Fig. 1 For the rectifier shown in Fig. 1, determine (a) a time varying expression for the current flowing into the battery 70.7sine -30 25.1 154.9) (b) (c) the average power flow into the battery (574W) the average power dissipation in the resistor (617W) A half...
Question 1 Given the network in the figure below, find (a) the power supplied by the...
Question 1 Given the network in the figure below, find (a) the power supplied by the source and the average power absorbed by each element (b) 9-2 resistor, (c) 2-2 resistor, (d) inductor, (e) capacitor. 4/30° A 3 0 -ji ? Find the power supplied at t 0 Click if you would like to Show Work for this question: Open Show Work
1.2 kW 0.8 kVAR (cap) (a) In the circuit shown in Fig. Qla, find: Construct the...
1.2 kW 0.8 kVAR (cap) (a) In the circuit shown in Fig. Qla, find: Construct the power triangles for the loads. (ii) Find the overall complex power consumed in the loads. (iii) Find the current lo. 100/90° v (rms) 2 kVA 0.707 pf leading 4 kW 0.9 pf lagging Fig. Qla (b) [This part has no connection to part (a)] Find the value of the parallel capacitance needed to correct a load of 140 kVAR at 0.85 lagging pf to...
Two loads, A and B, are connected in parallel across a 1-kV-rms 60-Hz line, as shown...
Two loads, A and B, are connected in parallel
across a 1-kV-rms 60-Hz line, as shown in (Figure 1). Load
Aconsumes 10 kW with a 60 percent lagging power factor.
Load B has an apparent power of 20 kVA with an 80 percent
lagging power factor.
a) Find the power delivered by the source.
b) Find the reactive power delivered by the source.
c) Find the apparent power delivered by the source.
d) What is the power factor seen by...
20Ω 30 Ω j20Ω Fig. 1.7 In the circuit of Fig. 1.8, find the RMS phasor...
20Ω 30 Ω j20Ω Fig. 1.7 In the circuit of Fig. 1.8, find the RMS phasor voltage V so that the 60 Ω resistor absorbs an average power of 240 W. Hence, determine the complex power delivered to each component, the complex power and the power factor delivered by voltage source. Fig. 1.8 2) P1.8
1) In the balanced Y-Y circuit shown below, let Van=990<0° V (rms) and the load impedance...
1) In the balanced Y-Y circuit shown below, let Van=990<0° V (rms) and the load impedance per phase be Zy=60+j35 2. Find the complex power, apparent power, average power, and reactive power of the load (25 marks) 110 os os
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...
For the system shown in Figure 2: a) Find IS. b) Find the average power delivered...
For the system shown in Figure 2: a) Find
IS. b) Find the average power delivered to each element. c) Find
the reactive power for each element. d) Find the apparent power for
each element. e) Find PT, QT, ST. f) Sketch the power triangle.
Figure 2 g) Find the power factor seen by the source E.
Problem 2 For the system shown in Figure 2: a) Find Is. R3 b) Find the average power delivered to each element c)...
Learning Goal: To find voltages and power in a balanced three-phase circuit. Three identical AC voltage...
Learning Goal: To find voltages and power in a balanced three-phase circuit. Three identical AC voltage sources, each with amplitude 170 V, are connected in a Y configuration to three identical resistances, each 50 , also in a Y configuration. There is also a fourth, neutral line in the circuit (see diagram). The voltage sources are each 120° out of phase from the other two sources R RE R - Part A - Load current What is the RMS current...
Question (4 (A)In Fig. 4a, letI43s A rms, and find the average power being supplied: (a) by the source: (b) to the 20a resistor: (c) to the load. Find the apparent power being supplied: (d) by the source: (e) to the 20 Ω resistor: (f) to the load. (g) what is the load PF? , 10.ror Ann-G) 2ο Ω_ 20 Load FIGURE 4.a 4.b, find the average power absorbed by (a) the source: (b) h of the two resistors: (e)...
1. A half wave rectifier is supplied from a 100Vms source. For a load consisting of a 60V battery fed through a 2Ω resistor as shown in Fig. I 2Ω D+ + VR() bat Fig. 1 For the rectifier shown in Fig. 1, determine (a) a time varying expression for the current flowing into the battery 70.7sine -30 25.1 154.9) (b) (c) the average power flow into the battery (574W) the average power dissipation in the resistor (617W) A half...
Question 1 Given the network in the figure below, find (a) the power supplied by the source and the average power absorbed by each element (b) 9-2 resistor, (c) 2-2 resistor, (d) inductor, (e) capacitor. 4/30° A 3 0 -ji ? Find the power supplied at t 0 Click if you would like to Show Work for this question: Open Show Work
1.2 kW 0.8 kVAR (cap) (a) In the circuit shown in Fig. Qla, find: Construct the power triangles for the loads. (ii) Find the overall complex power consumed in the loads. (iii) Find the current lo. 100/90° v (rms) 2 kVA 0.707 pf leading 4 kW 0.9 pf lagging Fig. Qla (b) [This part has no connection to part (a)] Find the value of the parallel capacitance needed to correct a load of 140 kVAR at 0.85 lagging pf to...
Two loads, A and B, are connected in parallel
across a 1-kV-rms 60-Hz line, as shown in (Figure 1). Load
Aconsumes 10 kW with a 60 percent lagging power factor.
Load B has an apparent power of 20 kVA with an 80 percent
lagging power factor.
a) Find the power delivered by the source.
b) Find the reactive power delivered by the source.
c) Find the apparent power delivered by the source.
d) What is the power factor seen by...
20Ω 30 Ω j20Ω Fig. 1.7 In the circuit of Fig. 1.8, find the RMS phasor voltage V so that the 60 Ω resistor absorbs an average power of 240 W. Hence, determine the complex power delivered to each component, the complex power and the power factor delivered by voltage source. Fig. 1.8 2) P1.8
1) In the balanced Y-Y circuit shown below, let Van=990<0° V (rms) and the load impedance per phase be Zy=60+j35 2. Find the complex power, apparent power, average power, and reactive power of the load (25 marks) 110 os os
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...
For the system shown in Figure 2: a) Find
IS. b) Find the average power delivered to each element. c) Find
the reactive power for each element. d) Find the apparent power for
each element. e) Find PT, QT, ST. f) Sketch the power triangle.
Figure 2 g) Find the power factor seen by the source E.
Problem 2 For the system shown in Figure 2: a) Find Is. R3 b) Find the average power delivered to each element c)...
Learning Goal: To find voltages and power in a balanced three-phase circuit. Three identical AC voltage sources, each with amplitude 170 V, are connected in a Y configuration to three identical resistances, each 50 , also in a Y configuration. There is also a fourth, neutral line in the circuit (see diagram). The voltage sources are each 120° out of phase from the other two sources R RE R - Part A - Load current What is the RMS current...
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