A balanced three-phase load requires 280 kW at a lagging power factor of 0.8. If the line voltage at the terminals of the load is 314 V, the magnitude of the line current is: Select one: a. 114.65 A 643.54 A C. None of these Od. 514.83 A

A balanced three-phase load requires 280 kW at a lagging power factor of 0.8. If the line voltage at the terminals of the load is 314 V, the magnitude of the line current is: Select one: a. 114.65 A 643.54 A C. None of these Od. 514.83 A

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Related questions

Q: j0.20 ll 0.12 Load 124 kW Vs pf 0.9 lagging

Q: Given a parallel impedance and resistor with a source emf of 220V, ZR =10Z0º 2, Z =4+j3, and Zc=6-…

Q: A 400 V of 50 Hz is supplying a three-phase load of 150kW that is located 150 m away from the…

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: BASIC POWER ELECTRICAL ENGINEERING course.

Q: a. Branch current b. Total current c. Total impedance

A: Dear student as per our guidelines we are supposed to solve only one question in which it should be…

Q: For reactive load, the power factor is equal to Select one: O a. 90 O b.0 O c.2 O d. 1

A: Reactive load is either capacive or inductive in nature.

Q: The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 125 V. The…

A: In this answer we will try to find the line current as explained below. Consider the single phase…

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

Q: For the following circuit, find (a) the load impedance required for maximum average power transfer…

Q: A three-phase source delivers a power of 30KVA at a lagging power fact of 0.6 to a three-phase…

A: The solution is given below

Q: Find a. The complex and apparent powers; b. The real and reactive powers; c. The power factor (lead…

A: In this question, we need to determine the complex and apparent powers, real and reactive powers and…

Q: load 800+j0 ohms is connected across a 200 V and 50 Hz supply. Find the Power angle.

A: Given, Supply voltage is Vs = 200 V Frequency (f)= 50 Hz Impedance of load (Z) = 100 + j 0 ohm , So…

Q: A negative sequence balanced three-phase Y-connected source supplies power to a balanced, three-…

A: In this question We need to choose the correct options What is current in the phase c. We know I=…

Q: A star-connected load to a 440 V, three-phase supply takes a lagging power multiplier of 20 A and…

Q: 4. A balanced 30 wye load is connected across a 115 volts 30, 3-wire, an-bn-cn source. If the…

A: In this question, we need to determine power triangle of the star connected load. We know, apparent…

Q: A balanced three-phase load requires 1.8kW and power factor 0.5. If the line voltage at the…

A: The complex power in an AC system is defined as the product of rms value of applied voltage and…

Q: The total power absorbed by a certain 3-phase load is 60 kW, the reactive power being 100 kVAR. Find…

A: Given,For a 3-phase load,Absorbed power, Pab=60kWandReactive power, Pre=100 kVAR

Q: Two balanced three phase loads are connected in parallel, the loads are L1= 20 kW at 0.7 pf lead,…

A: Active Power(P): The power which is deployed and absorbed by the electric circuit to do some useful…

Q: Two loads are connected in parallel. Load 1 is capacitive of 100 kVA at 0.8 pf. Load 2 is of 100 kW…

Q: Part A Find the emf E, in the circuit of (Figure 1). Express your answer in volts. ΑΣφ E = V Submit…

Q: Ex2: Two trausformers A and B are Connected in parallel their impedances in secondary terms are ZA =…

A: two transformers A and B are connected in parallel to a load of (2+j1.5)ohm their impedances in…

Q: Given a parallel impedance and resistor with a source emf of 220V, ZR =1020° 2, Z = 4 + j3, and…

A: Power factor is the cos (impedance angle) We will find total impedance by combining the three…

Q: factor of 0.8. Determine the load impedance if ačross a 220-V rms source. It absorbs 60 kW at a…

Q: A balanced, three-wire, Delta-connected, three-phase load has a phase voltage of 261.7 V, a line…

Q: 2) A A-connected balanced three-phase inductive load consumes 3.2 kW at a power factor of 0.5 and…

Q: IC 7408 is a О а. None of these Ob. NAND gate с. AND gate d. NOR gate A Half Subtractor logic…

A: 1) IC 7408 is a AND Gate 2) Half subtractive logic circuit will have TWO inputs and TWO outputs…

Q: Assume that the phase-voltage magnitudes for a wye system are 100V. Find the magnitude of the…

Q: 1. A balanced wye connected load absorbs a total power of 5 kW at a leading p.f. of 0.6 when…

A: In this question we need to find a load impedance

Q: 4. Given Vin (t) 5 cos 5x10 3 t + 1000m 0.1 h 865 Ω

Q: A balanced delta-connected load is supplied by a 50-Hz three-phase source with a line voltage of 240…

Q: A balanced three phase A- connected load has a line voltage of 2500 Vrms , and absorbs an average…

A: The complex power in an AC system is defined as the product of rms value of applied voltage and…

Q: 4. A single phase load draws a current of 30 / 35 deg A. The voltage across the load is 220/ 75 deg…

Q: Consider Figure 4 and determine the following by using Maximum Power Transfer Theorem: 3. j5 in B.…

A: Given circuit

Q: For reactive load, the power factor is equal to Select one: O a. 90 O b.0 O c.2 O d. 1

A: Reactive power load Have power factor?

Q: Find the RMS line voltage VL at the source of the circuit. As shown the RMS load phase voltage is…

Q: a load absorbs 50 MVA at 0.8 pf leading at line to line find the perunit impedance of this load on a…

Q: Find the complex power and the power factor of the load for the network shown below The voltage at…

A: In this question we will find complex power of load and power factor of load...

Q: A three-phase power source delivers a power of 10KVA at a lag balanced load through a line with…

Q: 3. The voltage across a load isv( t) = 60cos (wt-10\deg) V and the current drawn by the load is i…

A: The voltage across and current through a load are given asv(t)=60cos(ωt−10∘) V, i(t)=1.5sin(ωt−40∘)…

Q: A balanced three-phase source is supplying 6KVA with 0.8 pf leading to 2 balanced Y-connected…

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: (t) = Vin (t) 5 cos 5x10 3, (+ 1) ¹000 0.1 h 865 Ω

Q: The total real power absorbed by a balanced three-phase delta-connected load is 34 kW. The power…

A: Given: A three phase delta connected load with, P=34 kWcosθ=0.87VL=365 V

Q: The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 125 V. The…

A: The solution is given in next step.

Q: industrial load is driven from a single phase supply at 91 V. Load current is 6 A. Power Factor is…

Q: A source with 240 Vms, 50 Hz is connected in parallel to the three loads. These loads can be…

A: In this question we will find total load ,power factor and capacitance value for improving power…

Concept explainers

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.

Question

A balanced three-phase load requires 280 kW at a lagging power factor of 0.8.
If the line voltage at the terminals of the load is 314 V, the magnitude of the line current is:
Select one:
O a.
114.65 A
b.
643.54 A
C.
None of these
Od.
514.83 A
TOSHIBA

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Analysis of Single Phase and Three Phase System

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A balanced three-phase source is supplying 9KVA with 0.6 pf lagging to 2 balanced Y-connected parallel loads. The first load is purely resistive absorbs 3kW. The phase voltage is 120 Vrms at the load. The distribution line has negligible impedance. What is the impedance of the second load? Select one: O a. 10+j25 0/p O b. 1.8-5.4 jn/p O C. 1.8+5.4 jn/p Od. 10-j250/9 TOSHIBA
A balanced three-phase source is supplying 6KVA with 0.8 pf leading to 2 balanced Y-connected parallel loads. The first load is purely resistive absorbs 3kW. The phase voltage is 300 Vrms at the load. The distribution line has negligible impedance. What is the impedance of the second load? Select one: a. 10-j25 2/4 b. 30+j60 2/ O c. 30-j60 n/p Od. 10+j25 02/p
Given the Specific Short term load foreceusting Strategy for three group of power Consumers in country Using the Valender's model P= K, Ê +KVE with it energy consumption and given coefficients below, Annual energy Custumer group Aomestic k2 Cousumphium 0.29 2.5 Flectric Space henting 38,00 Mwh 43,00 Mwh 0:22 0.9 Commercial 1.9 S1,00 Mwh 0.25 Determine the Following O The load demand forcasting for Damestic Consumevs DThe loud demand fircasting For Electvic Space Heating Consumery. 9 The Specific load demand forcasting for Commenciad Consumevs O The total (P) load in the comantry with respet to the three classified loads. leaving your finul answer in G i ga watts-
Dr. Yaseen H. Tahir entals of Electrical Engineering 2020/2021 Determine the current 1, in the network in Figure below. niU v, allot srtt nevig wolsd 2 kN 12 V V2 V3 I kN 1 k2 2 kN 6 V 12 V oile +12
Consider the network as shown in figure Q1. Determine the load impedance ZL for maximum average power transfer and the maximum average power transferred to the load. 2020 - j5 2 3020 15 2 ZL + j9 N Figure Q.1 ww-
Find the RMS line voltage Vị at the source of the circuit. As shown the RMS load phase voltage is 100V and the line impedance is given in the figure. 2 0 j3 N IL > 10 N 100 V VL :-j9 Three-phase N -j9 N sourçe -j9 N. 10 N 10 n 20 j3 N 2 0 j3 N
A balanced three-phase source is supplying 6KVA with 0.8 pf leading to 2 balanced Y-connected parallel loads. The first load is purely resistive absorbs 3kW. The phase voltage is 300 Vrms at the load. The distribution line has negligible impedance. What is the impedance of the second load? Select one O a. 10+j250/4 O b. 10-j25 2/4 Oc 30+j6002/4 O d. 30-j60 2/4
Given at the load: Vioond = 452-25° VRMS, 452-25° VRMS, Iload What are the real and reactive power and power factor at the load? Exclude the units. real power: reactive power: power factor: Iload-10-25 ARMS what type of impedance is seen at the load? R. L. or Ch
on paper please
A balanced three-phase load requires 1.8kW and power factor 0.5. If the line voltage at the terminals of the load is 230 V. the magnitude of line current is: Select one: a. 7.82 A O b. 9.03A O c. 15.65 A O d. 4.51 A
Solve it please fast
The standard unit of power factor of a 3-phase ac circuit is degrees. Select one: True False