A three-phase Δ-connected generator has an internal impedance of 9+j90 m Ω/ϕ. When the load is removed from the generator, the magnitude of the terminal voltage is 13,800 V. The generator feeds a Δconnected load through a transmission line with an impedance of 20+j180 m Ω/ϕ. The per-phase impedance of the load is 7.056+j3.417  Ω. Construct a single-phase equivalent circuit.

Q: Two loads are connected in parallel to a source of emf whose voltage is (110 + j63.5). if the branch…

A: Given information are: Source emf, VS=110+j63.5V Current in load 1, I1=8-j8A Current in load 2,…

Q: nts ce The voltage and current of an ac circuit are as follows: e = 141. sin (377t + 10) V and i =…

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Q: A load of 40 -j 30 is connected to a source of 100 V with a phase angle of 300, through a…

A: Reactive power- Reactive power is the part of complex power that corresponds to storage and…

Q: Suppose you have a three-phase generator that provides 120 V per phase and works at a frequency of…

A: Here we discuss the concept of  power & power factor.

Q: Zjine 1:10 10:1 Vg = 13.84 0° kV Zoad T T2 A 13.8-kV, single-phase generator supplies power to a…

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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: 6. For the circuit shown, the real average power absorbed by load at phase A is...W. Take Van as…

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Q: 1. Refer to Figure 1. A Y-connected source supplies 3 balanced 3-phase loads. The source has voltage…

A: Source is star connected. V =Vab =380 V Note: frequency is not given, we assume f= 50 HZ

Q: A single phase voltage source "v" is given by V = 141 sin(wt) + 42.3 sin(3wt) + 28.8 sin(5wt). The…

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Q: Zjine 1:10 10:1 |Vc = 13.84 0° kV Z1oad T1 T2 A 13.8-kV, single-phase generator supplies power to a…

A: The transformer has a primary and a secondary side. It converts electrical power to electrical power…

Q: in the following circuit the complex power by each phase is 0.1+ j0.22 + (),1+ j0.22 480V rms b B…

A: Complex power/Apparent Power: The product of Voltage(v) and current(I) in the circuit is called as…

Q: For the circuit show below, solve for the following: a. The complex power delivered to each passive…

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Q: There is an installation with two equal three-phase loads of 150 kW each and a power factor of 0.9…

A: Voltage and current  at different loads R-Load - There is no phase difference between voltage and…

Q: It is required to know 1. The Real Power of the Generator: 2. The Reactive Power of the Generator 3.…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: 100 kVA (Y-connected) Load 1 ) 0.9 PF lag Load 2) 80 kW (deta-connected) 0.85 PF lag 415 V Load 3 60…

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Q: Two loads are connected in parallel to a source of emf whose voltage is (110 + j63.5). if the branch…

A: In this question,  We need to determine the total current, equivalent impedance, total power and…

Q: Problem 6: Given the circuit below, find the total complex, average, and reactive power absorbed by…

A: In this question,  We need to determine the total complex power, average power and reactive power.…

Q: Three Impedances each of (12 - j20)0 are connected in mesh across a three-phase 415V ac supply.…

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Q: A balanced three-phase load with a total power of 90+j85 MVA is connected to a 240-kV rms (line…

A: In a three phase system there are two ways to connect a three phase load. Star/Wye Connection Delta…

Q: It is required to know 1. The Real Power of the Generator: 2. The Reactive Power of the Generator 3.…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A load of 240 +j 120 is connected to a source of 240 V with a phase angle of 30°, through a…

A: Given data, ZL=-240+j120ΩVs=-240∠30°VXTr=j60ΩXC=-j120Ω

Q: Problem 4: A three phase motor draws 30 kVA at 0.80 power factor lagging from a 480 V three phase…

A: The data are given as KVA ratingS1=30kVA,Power factorpf1=cosϕ1=0.8 laggingso, ϕ1=36.87°.1) Without…

Q: A three-phase A-connected generator has an inter- nal impedance of 0.6 + j4.8 N/4. When the load is…

A: a) The single phase equivalent circuit is, b) The phase current in single phase circuit:…

Q: 2. A three phase delta connected balanced resistive load is connected to a three phase delta…

A: Given data: Vab=240∠00 VRab=120 Ω

Q: Now that a 1:15 step-up transformer is installed at the output of the generator and a 15: 1…

A: For the given transformer, new load voltage, generated voltage ratio, and power loss is calculated…

Q: A SINGLE-PHASE 230 AC, 60 HZ POWER SUPPLY FEEDS A 2400 WATTS AIR CONDITIONING SYSTEM, WITH A POWER…

A: Disclaimer:  Since you have asked multipart questions, we will solve the first three subpart for…

Q: = 10 + j8 Q per phase as shown in Figure below. Determine the value of IAC What is the value of IbB?…

A: The given circuit diagram is shown below:

Q: Find the decimal equivalent of the binary number (1011.011)2

A: Binary numbers are those numbers which have 2 in their base and decimal numbers are those numbers…

Q: Calculate the generator powers, the power losses, and . : draw the phasor diagram for the following…

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Q: Problem 1 A 3-phase, star-connected alternator generates 6,360 V per phase and supplies 500 kW at a…

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Q: A load of 40 -j 30 is connected to a source of 100 V with a phase angle of 30°, through a…

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Q: A load of 40 -j 30 is connected to a source of 100 V with a phase angle of 30°, through a…

A: Given data : Load impedance ZL=40-30j Source Voltage Vs=100∠30° inductive reactance XL=60Ω

Q: Given Zc - j339 , R₁ = 414 , RL = 12420 2 and a=0.24, what is the magnitude of the source voltage Vs…

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Q: A three phase load has a rating of 200 KW, 4000 volts, 0.7 power factor lagging and a frequency of…

A: The solution can be achieved as follows.

Q: A load of 120 + j 60 is connected to a source of 120 V with a phase angle of 300, through a…

A: Power factor: It tells how much active power is utilized by the circuit from the apparent power. The…

Q: A balanced three-phase source of 4160 V is feeding a balanced three-phase induction motor through a…

A: source voltage V = 4160 V induction motor draws active power P = 400 KW power factor cosϕ = 0.8…

Q: Consider the circuit shown. Find the following: a. Total load impedance seen by the voltage source.…

A: The circuit diagram,

Q: 16.(i). Explain the mechanism of avalanche breakdown and Zener breakdown. With the help of V-I…

A: Answer 16.(i):   Avalanche breakdown: In the Avalanche breakdown mechanism, the PN – junction diodes…

Q: Suppose you have a three-phase generator that provides 120 Vac per phase and works at a frequency of…

A: In delta connection line voltage is equal to phase voltage.

Q: A voltage of 200 L 53°8' is applied across two impedances in parallel. The values of impedances are…

A: In the question, two parallel impedance are connected to voltage source V.  Find the value of kVA,…

Q: A 3-phase alternator can supply a maximum load of 5000 kVA at 6600 V. The machine has internal…

A: We have a 3-phase alternator that supply load. Machine has internal reactance of 6%. we need to find…

Q: A 200 V single phase circuit has an apparent power of 5 KVA and reactive power of 4 KVAr. Then find…

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Q: The following loads are served by a balanced three-phase source: Load 1: 18 kVA at 0.8 pf lagging…

A: load 3

Q: An AC supply voltage is represented by v = 325 Sin wt. Three loads are connected in parallel across…

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Q: A load of 240 +j 120 is connected to a source of 240 V with a phase angle of 300, through a…

A: Reactive power represents the stored power. An reactive power is a imaginary power whose load is…

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.