Select the correct answer. In a Y-Y system, a phase voltage of 100 V produces a line voltage of: 100 V а. 71 V O b. O c. 58 V 173 V d.

Q: Observe the phase A circuit below of a balanced three-phase 50 Hz system, with the parameters below.…

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Q: Need to find the line current and the phase current

A: A. Total power P= W1 +W2= 30-15= 15 kWB. Power factor = cos( 79.106) = 0.188, Angle φ=79.106° C.…

Q: For the circuit shown, find 1. a) the phase currents IAB, IBC, and ICA, 2. b) the line currents IaA,…

A: Phase current  is given by,

Q: A Y-connected balanced three-phase generator with an impedance of 0.4 + j0.3 N per phase is…

A: (a) Line Voltages:                                The line Voltage Vab = Van + Vnb = Van…

Q: For the network shown below, transform the wye-connected impedances, - jl Q, 2 0 and 10, to delta…

A: Given: Consider the following circuit: To find: The branch currents I1, I2, and I3.

Q: Q16 Complete the answer: Phase sequence in a balanced three phase system is RBY, if B reaches…

A: In phase sequence RBY, Phase R leads phase B by 120° , phase B leads phase Y by 120°.

Q: In the A.C generator circuit shown in the figure below: a- Find the phase angle 02 & 0 3 c- Find…

A: Phase current and Line currents remain same in star connected system Phase voltage and line voltage…

Q: Question 5 AY-Y connected three-phase circuit is depicted in the Figure. a. Determine line current…

A: We analysis the given 3 phase circuit on per phase basis as it is a balance system.

Q: 10 W ~)10 J5 Ic 10 < 30% HI. j4 allee 6 -j8. с IE 5 5 <0°v

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Q: QUESTION 2 A balanced Delta-connected system consists of a phase voltage of 350V RMS and a load of…

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Q: Q.2 For unbalanced system each phase is different from other and neutral current depends on phase…

A: In the given questions we need to calculate the sequence component.

Q: Calculate all phase and line currents and all phase and line voltages, if Zp is equal to (115.0…

A: relation between the phase voltage and line voltage of a star connection and the relation between…

Q: A)Ibc =?     find the load current=?…

A: A)Ibc =? find the load current=? B)Vca calculate the line voltage =? C)Calculate the total complex…

Q: The figure shows a 3-phase balanced negative sequence electrical system. Vcn = 200 /0° Vrms. Vbn =

A: Let us first draw phase of negative sequence.  From the above diagram we can observe that the phase…

Q: • 1. Determine the equivalent impedance and the equivalent admittance. - jIon Jisa Zeg 12n

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Q: d. The line current on phase A of the transmission line. e. A bank ofY-connected capacitors is added…

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Q: three-phase load has a line voltage of 480V and a line current of 10A. What is the three phase…

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Q: H.W. For the two circuits shown below, find R₂ and L₂ in terms of R₁ and L₁ if the total impedance…

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Q: In a three-phase balanced Y-Y system, the line current in each phase has a magnitude of 27 A. The…

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Q: 5. In the network below, EA = 23020° V. and the phase sequence is acb. Find the line currents and…

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Q: For the following one-line diagram, determine: a) The power S, P, Q and the pf of the balanced…

A: Given line 1 impedance = 50 + j 5052 ohm line 2 impedance = 0+ j 50 ohm Motor terminal voltage =203…

Q: In a three-phase balanced Y-Y system, the line current in each phase has a magnitude of 27 A. The…

A: B) 27A

Q: Use the Wye-Delta circuit shown below. Compute for the voltage drop of the line at phase c. What is…

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Q: What is the "R" phase voltage of a 230V balanced delta-connected system? O a. 3 * 230 V O b. 398.37…

A: In delta connected system, Phase voltage= line voltage. In balanced system voltage of each phase or…

Q: given the circuit below, compute for the following a. Source phase voltages b. Source line voltages…

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Q: In a balanced A-Y circuit, Vab = 240/15° and Zy = (12 + j15) N. Calculate the line currents. Answer:…

A: concept of y-connectionper phase voltage = line voltage3per phase current = line current[line…

Q: For the reactance network shown in Figure 2, find element Y33 of its bus admittance matrix. Below…

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Q: The phase currents in a delta-connected three-phase load are as follows: between the red and yellow…

A: Given,IR=30A at PF 0.707 leadingIY =20A at unity PFIB=25A at PF 0.866 lagging

Q: -The Line Voltages at the terminalof abalanced A-Connected loud is-- Each Phase of the load…

A: Per phase load in Delta connect 6+8j ohm Line voltage VAB = 100∠0 Line current?  Phase current?…

Q: Use the Y-Y circuit shown below. What is the phase angle of the line voltage (Vab) at the load end?…

A: In this question,   We need to determine the the phase angle of the line voltage (Vab) at the load…

Q: The impedance Z in the balanced three-phase circuit shown is 160+j120  Ω. Find 1. a) IAB, IBC, and…

A: Given a delta source and delta  connected load 1.a) The branch AB is parallel to the ab so,…

Q: Find the phase voltage Van, Vbn and Ven whose sequence components are: Vo=482800; V₁ = 9020°; V₂ =…

A: The sequence component,

Q: Develop the following problems in a clear and orderly way. Use 4 decimal places for magnitudes, real…

A: Overall system is balance, hence it can be solved by per phase equivalent circuit. Assume both the…

Q: If Van = 200 / 60° V in the network of the figure given below, find the load phase currents IAB,…

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Q: Cor thbe following s0 t werlke

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Q: Question 2 An unbalanced three - phase power system can be resolved into two balanced phasor systems…

A: In power systems, the electric power is generated, transmitted, distributed and utilized. But there…

Q: )Find the IAB load current? b)Find the line voltage Vbc? c)Calculate the total complex power on…

A: Find the IBC load current.b) Give the Vca line voltage.c) Calculate the total complex power on the…

Q: . Given Vo = 3.5 2122, V₁=5.02-10, V₂ = 1.9 292, find the phase sequence components V₁, VB and Vc.

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Q: In a Delta configuration, phase voltage is equal to

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Q: Two different loads A and B are connected across a balanced 230 V. 3-phase lines. Load A is a…

A: Line voltage is 1.732 times phase voltage in star connected system Find the line currents due to…

Q: In a positive sequence Y-connected three phase balanced system, the phase voltage in phase (a) is…

A: This question belongs to power system . It is based on the relation between phase voltage and line…

Q: O Hz, three phase 50 km transmission line delivers 13.5 MW of power to a load at 19.052 kV phase…

A: In this question , we will find sending end voltage and regulation..

Q: The line voltage of the three-phase delta-connected system is 415 V, so the phase voltage is O…

A: ANSWER:- OPTION.D

Q: The actual power flow on the transmission line is 1.25 pu and the voltage at both busbars is 1.0 pu.…

A: Here, we have asked to determine the error in the power flow estimated. So, we have given the phase…

Q: Use the Y-Y circuit shown below. What is the phase angle of the voltage drop of the line (wire)…

A: Three phase source source phase voltages are V1n =120 ×2∠0 V =169.7 ∠0 V  V2n =120 ×2∠240° V =169.7…

Q: The power factor of a distribution line can be improved by connecting O A. Resistor bank O B.…

A: By the reactive power injection we improve the power factor of distribution line.

Q: A three-phase 'abc' sequence Y-connected source supplies 14 kVA with a power factor of 0.75 lagging…

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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.