EBK INTRODUCTORY CIRCUIT ANALYSIS
13th Edition
ISBN: 9780133923872
Author: Boylestad
Publisher: PEARSON CUSTOM PUB.(CONSIGNMENT)
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Textbook Question
Chapter 24, Problem 19P
A balanced V load having a 30
a. the phase voltage of the generator.
b. the phase voltage of the load.
c. the phase current of the load.
d. the line current.
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The load connected to a 3-phase supply comprises three similar coils connected in star. The line currents are 22 A and the kVA rating and power input are 25 kVA and 12 kW respectively. (a) Find the line and phase voltage. (b) If the coils are now connected in delta to the same three phase supply, calculate the line current and phase current
A delta connected balanced 3-phase supply has a line to line voltage of 181 V and supply a line current of 7.6 A to a three phase load. What is the total reactive power supplied by the source if the load power factor is 0.8 lagging (up to two decimal places).
1. Solve the following problem:
A THREE-PHASE CIRCUIT WHERE THE BALANCED DELTA LOAD OF 36 + J54 OHMS IS SUPPLIED BY 8,602 OHMS IMPEDANCE CONDUCTORS WITH A PHASE ANGLE OF 54,462 DEGREES. IF THE GENERATOR VOLTAGE IN PHASE B IS 100 VOLTS ANGLE - 120 DEGREES.
CALCULATE:
A) THE VOLTAGE BC IN LOAD.
B) THE POWERS IN THE CONDUCTORS.
C) THE POWER TRIANGLE IN THE LOAD.
Chapter 24 Solutions
EBK INTRODUCTORY CIRCUIT ANALYSIS
Ch. 24 - A balanced V load having a 10 resistance in each...Ch. 24 - Repeat Problem 1 if each phase impedance is...Ch. 24 - Repeat Problem 1 if each phase impedance is...Ch. 24 - The phase sequence for the Y-Y system in Fig....Ch. 24 - Repeat Problem 4 if each phase impedance are...Ch. 24 - Repeat Problem 4 if each phase impedance is...Ch. 24 - For the system in Fig. 24.43, find the magnitude...Ch. 24 - Computer the magnitude of the voltage EAB for the...Ch. 24 - For the Y-Y system in Fig. 24.45: a. Find the...Ch. 24 - For the Y-Y system of Fig. 24.46 the impedance of...
Ch. 24 - A balanced load having a 20 resistance in each...Ch. 24 - Repeat Problem 11 if each phase impedance is...Ch. 24 - Repeat Problem 11 if each phase impedance is...Ch. 24 - The phase sequence for the Y- system in Fig....Ch. 24 - Repeat Problem 14 if each phase impedance is...Ch. 24 - Repeat Problem 14 if each phase impedance are...Ch. 24 - Prob. 17PCh. 24 - For the connected load in Fig. 24.49: a. Find the...Ch. 24 - A balanced V load having a 30 resistance in each...Ch. 24 - Repeat Problem 19 if each phase impedance is...Ch. 24 - Prob. 21PCh. 24 - Prob. 22PCh. 24 - Prob. 23PCh. 24 - Repeat Problem 22 if each phase impedance is...Ch. 24 - Prob. 25PCh. 24 - Prob. 26PCh. 24 - Prob. 27PCh. 24 - The phase sequence for the - system in Fig....Ch. 24 - Repeat Problem 28 if each phase impedance is...Ch. 24 - Repeat Problem 28 if each phase impedance is...Ch. 24 - Prob. 31PCh. 24 - Prob. 32PCh. 24 - Prob. 33PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Prob. 35PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Prob. 38PCh. 24 - Prob. 39PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - A balanced, three-phase, -connected load has a...Ch. 24 - A balanced, three-phase, Y-connected load has a...Ch. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - The Y-Y system in Fig. 24.53 has a balanced load...Ch. 24 - Prob. 45PCh. 24 - Prob. 46PCh. 24 - Repeat Problem 46 for the network in Fig. 24.47.Ch. 24 - For the three-wire system in Fig. 24.55, properly...Ch. 24 - Sketch three different ways that two wattmeters...Ch. 24 - For the Y- system in Fig. 24.56: Determine the...Ch. 24 - For the system in Fig. 24.57: Calculate the...Ch. 24 - For the three-phase, three-wire system in Fig....
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