2. Given the following symmetrical components of phase b current: Positive sequence current = 3cis10- Negative sequence current = 700cis(-30-) Zero sequence current = 14cis18- Calculate for the phase c current

Q: Explain in details the relation between phase and line voltages and currents in a starconnected…

A: For a star connected balanced positive sequence three-phase system having equal voltage magnitude…

Q: Consider the three-phase four-wire 416-V secondary system with balanced per-phase loads at A, B, and…

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Q: 1.2_ Three phase short circuit could occurre with or without the ground, which one has a greater…

A: We need to tell which one has a greater current magnitude.

Q: 50 MVA, II KV generator has star point grounded with (112) resistance the positive, nagative and…

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Q: If a three-phase generator winding has Zo -J0.5 and its neutral is earthed through an impedance…

A: In this problem let us solve for the equivalent zero sequence impedance in terms of its absolute…

Q: Van = 330∠510°, Vbn = 330∠270°, Vcn = 330∠390°" A   POSITIVE PHASE SEQUENCE B…

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Q: A 3-phase transmission line operating at 33 kV and having a resistance of 5 Ω and reactance of 20 Ω…

A: A 3-phase transmission line operating at 33 kV and having a resistance of 5 Ω and reactance of 20 Ω…

Q: For the equivalent circuit diagram shown below, find fault current If in terms of their fault…

A: Given fault is line to line or double line fault between phase b and phase c. During Pre fault…

Q: given >=0.3j, z=0·2j, z = 0.15. Find: All Voltages and current for single - Line to ground A11 fault…

A:

Q: The algebraic sum of the three voltages in a three phase system is always equal to zero.  True…

A: Brief description: Here in the above given question they are discussing about three phase systems.…

Q: The most common system for .secondary distribution is 3-phase, . . wire system. *

A: There are two types of distribution is present, primary distribution and secondary distribution.

Q: Under Unbalanced Condition Without Faults: a. Load Line Currents (Ia, Ip,I); b. Load Line Voltages…

A: We are authorized to answer three subparts at a time. Since you have not mentioned which part you…

Q: The positive, negative and zero sequence reactances of a 15 MVA, 11 kV three-phase wye-connected…

A: In this question,  We need to determine the fault current If  if single line to ground fault…

Q: QIS) For a power system: Line to line fault current =-j 2.5 p.u. 3-0 fault current =- j 5 p.u. The…

A: Given: Line to line fault current is -j2.5 p.u. And three phase fault current is -j5 p.u.

Q: Please solve the following problems show a step by step solution. Use four decimal places. Use the…

A:

Q: Nodal analysis method based on KVL " True False

A: Nodal analysis is the method used for simplification of the circuit and finding out various circuit…

Q: Calculate the zero, positive, and negative sequence current of phase "a" for the following phase…

A:

Q: A 415V TPN busbar rising main chipped to a surface is to provide a 240V supply to each of 8…

A: Solution- The circuit arrangement from the above data- It  is showing how each flat must be…

Q: A three phase alternator 50 MVA, 11KV, exposure to types of faults are fallowing: Balanced…

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Q: The symmetrical components of phase voltage of 3-phase unbalanced system are Va0= 20∠50°V, Va+=…

A: we need to determine the phase voltage Va, Vb, and Vc.

Q: Determine the node voltages after one iteration for the single-phase lateral shown in the figure.

A:

Q: what is the value of phase  current in  a balanced star connected system a. is equal to line…

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Q: QUESTION 2 In the power system shown below, a three-phase short circuit occurs at point F. Assume…

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Q: 3-phase supply system,

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Q: The following are the symmetrical components of phase B current. Positive sequence component =…

A: In this question we need to find a positive sequence component of phase A  I.e     IA(1)

Q: Explain in details the relation between phase and line voltages and currents in a star- connected…

A: Circuit diagram for star connected network is given by, Here N is the neutral point R is red phase…

Q: A system of three currents equal in magnitude and having zero phase displacement, these are called.…

A: Using the symmetrical components, any set of an unbalanced three-phase system can be resolved in the…

Q: 1. Use Gauss-Siedel iterative method to find V2, perform one iteration 2. If V2-0.98 pu, find the…

A: The Gauss-Seidel technique, commonly known as the Liebmann method or the method of successive…

Q: A 15 MVA, 11 kV, alternator has positive, negative and zero sequence reactance are 0.3 p.u., 0.2…

A: The positive, negative and the zero sequence reactance are given as:

Q: Explain in details the relation between phase and line voltages and currents in a star-connected…

A: Let the balanced three-phase star-connected system be as shown below.

Q: Explain in detail the relation between phase and line voltages and currents in a star connected…

A:

Q: single phase load is connected across line bc of a three phase supply of 3300 V . If the load is…

A: In this question , given single phase load across line  bc of 3 phase source....We have to find out…

Q: 5. Draw the Draw the positive, negative, and zero sequence networks for the system shown below T,…

A:

Q: Calculate a. The synchronous impedance Z, per phase b. The total resistance of the circuit, per…

A: In this question,  We need to determine the synchronous impedance Zs and total resistance of the…

Q: Under Unbalanced Condition Without Faults: b. Load Line Voltages (Vab, Vbc, Vca);

A: Under unbalanced condition without fault We have to find b) load line voltages

Q: For a delta connected three phase balanced system, a. Phase current is equal to line current and…

A: According to the question we have to discuss the delta-connected balance system.

Q: For the radial distribution system shown below, the available utility short circuit duty is: 10 kA…

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Q: A balanced system of 3-phase currents having positive (or normal) phase sequence, these are called.…

A: To analyse the given question

Q: A system of three currents equal in magnitude and having zero phase displacement, these are called.…

A: In this question we need to choose a correct option

Q: The current from neutral to ground connection is 12 A. Calculate the zero phase sequence components…

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Q: A 415V TPN busbar rising main chipped to a surface is to provide a 240V supply to each of 8…

A: Answer - Following is the circuit arrangement showing how each flat must be connected to the rising…

Q: 3-phase, overhead transmission line has a total series impedance per phase of 200 ohms and a total…

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Q: 1.a. Separate voltage-regulating units provide voltage-ratio control under load by A. causing…

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Q: Each track is a fi model with a series impedance and a sequence for track C as shown in the table…

A:

Q: Single line diagram is a convenient way of representing a а. Three phase unbalanced system Three…

A: Single line diagram is a simplified is a simplified notation for representing  a three phase…

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A:

Q: Benefits of 3 phase system over 1 phase system

A: Benefits of 3 phase system over 1 phase system

Q: A -3 phase line has two parallel conductors which are 2 m apart. The diameter of each conductor is…

A: The formula for inductance per m is given as: The value of r' is given as:

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.