For the circuit show below, solve for the following: a. The complex power delivered to each passive component of the circuit b. The total impedance c. The overall power factor j30 N -j25 N elll 50/-17° V rms 10 2 15 0
Q: (c) A 230 V, 50 Hz power source is connected to the some loads, the source is supply current with…
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Q: Z1 Zs Z2 Z3
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Q: a. Find the average power delivered to each element. b. Find the reactive power for each element. c.…
A: The equivalent impedance of the circuit is: 1Z=1R2+1XL-1XC21Z=122+12π*50*4-2π*50*52Z=1.2Ω So, the…
Q: 8. Two impedances, Z, = 0.8 + j5.6 Q and Zz = 8 - j16 Q, and a single-phase mot are connected in…
A: In this question we will find complex power for each impedance and total current and total power…
Q: (a) the full load efficiency at unity power factor;
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Q: A three-phase circuit has two parallel connected balanced loads. The first is a balanced delta load…
A: The solution is given below
Q: Three parallel single phase loads are supplied from 240V rms, 60 Hz single phase source. The loads…
A: Given data: VS=240 V RMSf=60 Hzpf1=0.6 lagP1=24 hpR2=6 ΩQ3=24 kVARpf3=0.6 lead
Q: A 15kV, 3 phase circuits feeds a load of 10,000 kW at a lagging load factor and the load current of…
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Q: An impedance ZL = (11.5 + j10) ohms is connected in parallel with an impedance ZC = (8 – j20) ohms.…
A: The solution is given below
Q: Consider a load that has an impedance given by Z = 130 – j70 N. The current flowing through this…
A: Ohm's Law According to ohm's law, the total current in the circuit is the ratio of voltage to total…
Q: (b) Three loads are connected in parallel to a 240Z0° V rms of 50 Hz source. Load 1 absorbs 90 kW…
A: The detailed solution is provided below.
Q: 2. A load Z draws 12 kVA at a power factor of 0.856 lagging from a 120-V rms sinusoidal source.…
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Q: In the system given below, a) Calculate the line currents and even the lost power. b) Total average…
A: The solution is as follows.
Q: 3. Suppose a voltage v(t) = v2 × 120 sin(377t + 30°) is applied to a single phase oad, and the…
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Q: The diagram shown in figure has two three- phase loads that form part of a manufacturing plant. They…
A: Given: Load 1 power=1.5MVAload 2 power=2MWfeeder resistance=0.4+j0.8 Ω/phase
Q: Under balanced operating conditions, consider the 3-phase complex power delivered by the 3-phase…
A: 1Real power P3ϕ is a cosine function of the total power and is given by,3 VLLILcosϕSo, it matches…
Q: Load 2: A motor draws 22 kW at 0.8 pf lagging. hree loads are connected in parallel across a voltage…
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Q: phase. The voltage of power station A is advanced with an angle of 10.5 degrees with respect to the…
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Q: 2. A load Z draws 12 kVA at a power factor of 0.856 lagging from a 120-Vrms sinusoidal source.…
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Q: 3. In the circuit given below the load impedance Z, is adjusted for maximum average power transfer…
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Q: A balanced three-phase source with a 208 V rms (line-line) is delivering power to a balanced…
A: The solution is given below
Q: 69 9V ZL Sinusoidal voltage of RMS value 9 Volt is applied. Resistance value R = 12 ohm. Determine…
A: In this question we need to find a value of load impedance for maximum power transfer to load and…
Q: A three-phase system having an rms line voltage of 141.4V is connected to a delta balanced load with…
A: Given data, Line voltage VL=141.4 V Load impedance ZL=15∠300 Ω
Q: For the circuit shown in figure Calculate (a) the power factor (b) the average power delivered…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: Which of the following descriptions IS NOT correct for loads in power systems? A. The purely…
A: capacitive load will deliver reactive power to the grid. so option C is the wrong one
Q: Two parallel three-phase loads are supplied from 415.7 V rms, 60 Hz three-phase supply. The loads…
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Q: For a given load, Vms=110Z85°V, Ims=0.4Z15°A. Determine: a) the complex and apparent powers b) the…
A: Solution: V Given : Vrms = 110 < 85° V Irms = 0.4 < 15° A Z= V / I Z= Impedance…
Q: (a) A single phase, unity power factor load takes 60 A at 25 kV. Using a base voltage of 65 kV and…
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Q: If the voltage and current given below are suppliedby a source to a circuit or load, determinea. The…
A: Let the angle given be in radians. Find the complex power supplied by the source.
Q: An impedance ZL = (11.5 + j10) ohms is connected in parallel with an impedance ZC = (8 – j20) ohms.…
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Q: Q4) By using the circuit given below; a) of the system. b) c) d) Find the total value of active…
A: Active Power(P): The power which is deployed and absorbed by the electric circuit to do some useful…
Q: i where z, = 6 - j28 N, = 20 - j15 SN, and Z = 150 2, z, = 24 + j60 N, z, = 6 + j8 2, z, v = 120/2…
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Q: Referring to the Figure 1 below, set the value of voltage Vs as: - Vs (rms) = (120+the last 2 digit…
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Q: For the shown rms. ind the value of coupling coefficient "k" and put J60 J72 the dots on the coils,…
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Q: Find the total real power dissipation in a balanced delta-connected system. Phase voltage is 100V…
A: Given: A balanced delta connected system Phase voltage, Vph=100 V Load impedance, Zph=175 Ω Power…
Q: An impedance ZL = (11.5 + j10) ohms is connected in parallel with an impedance ZC = (8 – j20) ohms.…
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Q: Determine the average power delivered to each of the boxed impedances in the circuit below if V, =…
A: Power in AC circuits has two components. Here, S is called apparent power (in VA’s), P is termed as…
Q: 3. The power factor of each phase of a balanced wye-connected 5-ohm impedance is 0.6 lagging. This…
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Q: 3. In the circuit given below the load impedance Z, is adjusted for maximum average power transfer…
A: Given, the load impedance 'ZL' is adjusted to obtain maximum power transfer to load from the source.…
Q: By using the circuit given below; a) of the system. b) c) d) Find the total value of active power,…
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Q: + 120/45° V rms B
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Q: Two circuits, the impedances which are given by z₁ = 15+j12 and z₂ = 8 - j5 ohms are connected in…
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Q: Consider the network as shown in figure Q1. Determine the load impedance ZL for maximum average…
A: We will use thevenine theorem to find load impedance and maximum power transfer to load.
Q: 1. For the circuit of Figure 1, a load having an impedance of 28+j162 is fed from a voltage source…
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Q: LEARNING EXAMPLE f=60HZ,|Vine =34.5kV rms. Required:pf = 0.94leading %3D a Balanced load Balanced 24…
A: The solution is given below
Q: For the circuit shown above, what is the magnitude of the load impedance Z₁ that will result in…
A: According to question, given circuit is for maximum power transfer Load impedance= Zth* where Zth…
Q: 2. For the circuit show below, solve for the following: a. The complex power delivered to each…
A: Complex Power: Complex power is defined in terms of angle as compared to apparent power which is…
Q: In the system given below, a) Calculate the line currents and even the lost power. b) Total average…
A: From the three phase circuit ....
Q: Solve only part c
A: As in question asked only for 3rd part so, first draw the per phase circuit, here, assume load…
Q: Two parallel loads are connected to a 120 volt rms, 60 Hz power line. One load absorbs 10 k watts at…
A: Given data, The value of power P1 = 10 kW at 0.8 pf. The value of power P2 = 4 kW at 0.9 pf. The…
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- Consider a load impedance of Z=jwL connected to a voltage and V let the current drawn be I. (a) Develop an expression for the reactive power Q in terms of ,L, and I, from complex power considerations. (b) Let the instantaneous current be i(t)=2Icos(t+). Obtain an expression for the instantaneous power p(t) into L, and then express it in terms of Q. (c) Comment on the average real power P supplied to the inductor and the instantaneous power supplied.A balanced -connected impedance load with (12+j9) per phase is supplied by a balanced three-phase 60-Hz,208-V source, (a) Calculate the line current, the total real and reactive power absorbed by the load, the load power factor, and the apparent load power, (b) Sketch a phasor diagram showing the line currents, the line-to-line source voltages, and the -load currents. Use Vab as the reference.Let a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of the load impedance Z=ZZ, find expressions for P and Q, from complex power considerations. (b) Express p(t) in terms of P and Q, by choosing i(t)=2Icost. (c) For the case of Z=R+jL+1/jC, interpret the result of part (b) in terms of P,QL, and Qc. In particular, if 2LC=1, when the inductive and capacitive reactances cancel, comment on what happens.
- The instantaneous voltage across a circuit element is v(t)=400sin(t+30)volts, and the instantaneous current entering the positive terminal of the circuit element is i(t)=100cos(t+10)A. For both the current and voltage, determine (a) the maximum value, (b) the rms value, and (C) the phasor expression, using cos(t) as the reference.Consider a single-phase load with an applied voltage v(t)=150cos(t+10)volts and load current i(t)=5cos(t+50)A. (a) Determine the power triangle. (b) Find the power factor and specify whether it is lagging or leading. (c) Calculate the reactive power supplied by capacitors in parallel with the load that correct the power factor to 0.9 lagging.The voltage v(t)=359.3cos(t)volts is applied to a load consisting of a 10 resistor in parallel with a capacitive reactance XC=25. Calculate (a) the instantaneous power absorbed by the resistor, (b) the instantaneous power absorbed by the capacitor. (c) the real power absorbed by the resistor, (d) the reactive power delivered by the capacitor, and (e) the load power factor.
- The instantaneous power absorbed by the load in a single-phase ac circuit, for a general R LC load under sinusoidal-steady-state excitation. is (a) Nonzero constant (b) Zero (c) Containing double-frequency components1. a) Find the rms magnitude and the phase angle of ICA in the circuit shown. 2. b) What percent of the average power delivered by the three-phase source is dissipated in the three-phase load?1. Solve for the equivalent impedance and admittance seen at the source. Solve for is(t). 2. A load Z draws 12 kVA at a power factor of 0.856 lagging from a 120-Vrms sinusoidal source. Calculate: (a) the average and reactive powers delivered to the load, and (b) the peak current.
- Between the terminals a and b in the figure, there is a load formed by connecting the resistor R0 and inductance L0 in series. The amplitude of the voltage Vs (t) is √2 150 volt phase angle Qs = 0 degree period T = 200π microseconds. Since R = 300ohm and C = 1 microfarad A) If the load phase angle QL = 30 degrees, find the values of R0 and L0 that enable the load to draw the maximum average power from the circuit. =? B) Calculate the average power on the load. =?Consider the circuit shown. Find the following: a. Total load impedance seen by the voltage source. b. Complex power delivered by the source. c. Average power delivered by the source. d. Reactive power delivered by the source. e. Load power factor and power factor angle.Find the rms value of I0 in the unbalanced three-phase circuit shown.