Applied Physics (11th Edition)
11th Edition
ISBN: 9780134159386
Author: Dale Ewen, Neill Schurter, Erik Gundersen
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 19.10, Problem 12P
Find the power factor of a generating station whose apparent power is 645,000 kVA and whose actual power is 587,000 kW.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What is the cost of operating a 54.64-W light for a year if the cost of electricity is $0.2 kWper hr ?
An electric clothes dryer is rated at 2,300 W. How much energy does it use in 35 min? kWh
Calculate the total work performed by a generator that uses 355 Watts of power for 5 seconds?
Chapter 19 Solutions
Applied Physics (11th Edition)
Ch. 19.1 - What is the maximum voltage in an ac circuit in...Ch. 19.1 - The instantaneous voltage in an ac circuit at...Ch. 19.1 - If the maximum ac voltage on a line is 165 V, what...Ch. 19.1 - The maximum current in an ac circuit is 8.00 A....Ch. 19.1 - The instantaneous current in an ac circuit is 6.50...Ch. 19.1 - What is the maximum voltage in an ac circuit where...Ch. 19.1 - If the maximum ac voltage on a line is 145 V, what...Ch. 19.1 - The maximum current in an ac circuit is 5.75 A....Ch. 19.1 - Find the maximum current in an ac circuit where...Ch. 19.1 - The instantaneous voltage in an ac circuit at...
Ch. 19.1 - If Imax=4.59 A and 1=4.32 A, what is ?Ch. 19.1 - If 1=1.23 A and Imax=3.41 A, what is ?Ch. 19.1 - Find the effective value of an ac voltage whose...Ch. 19.1 - Find the maximum current in an ac circuit with an...Ch. 19.1 - Find the effective value of an ac voltage whose...Ch. 19.1 - Find the maximum current in an ac circuit with an...Ch. 19.1 - Find the effective value of a current in an ac...Ch. 19.1 - Find the effective value of an ac voltage whose...Ch. 19.1 - What is the maximum current in a circuit in which...Ch. 19.1 - Find the maximum current in a circuit in which an...Ch. 19.1 - A technician uses an oscilloscope to measure an...Ch. 19.1 - A technician uses a cathode ray oscilloscope to...Ch. 19.1 - A maximum voltage of 34.0 V is developed by an ac...Ch. 19.1 - A power plant generator develops a maximum voltage...Ch. 19.1 - A maximum current of 0.700 A flows through a...Ch. 19.1 - If the average power dissipated by an electric...Ch. 19.1 - If the average power dissipation by a hair dryer...Ch. 19.2 - Prob. 1PCh. 19.2 - What power is developed by a device that draws...Ch. 19.2 - Find the output power of a transformer with output...Ch. 19.2 - A heater operates on a 110-V line and is rated at...Ch. 19.2 - A heating element draws 6.00 A on a 220-V line....Ch. 19.2 - Prob. 6PCh. 19.2 - What power is used by a heater that has a...Ch. 19.2 - A heater operates on a 110-V line and is rated at...Ch. 19.2 - A 110- resistance coil draws a current of 5.00 A....Ch. 19.2 - What power is used by a heater with resistance...Ch. 19.2 - VP=30.0V VS=45.0V NS=15.0 turns Find NP.Ch. 19.2 - VP=250V NP=703turns NS=275 turns Find VS.Ch. 19.2 - IP=6.00 A IS=4.00 A VP=39.0 V Find VS.Ch. 19.2 - A step-up transformer on a 115-V line provides a...Ch. 19.2 - A step-down transformer on a 115-V line provides a...Ch. 19.2 - A transformer has 20.0 turns in the primary coil...Ch. 19.2 - If the current is 9.00 A in the primary coil in...Ch. 19.2 - If the voltage in the secondary coil of a...Ch. 19.2 - A neon sign has a transformer that changes...Ch. 19.2 - Prob. 20PCh. 19.2 - The current in the secondary coil of a transformer...Ch. 19.2 - A transformer steps down 6600 V to 120 V. (a) If...Ch. 19.2 - The primary coil of a step-down transformer has...Ch. 19.2 - A step-up transformer has 300 0 turns in the...Ch. 19.2 - A mechanic is testing a transformer that increases...Ch. 19.2 - Prob. 26PCh. 19.3 - Find the inductive reactance (in ohms) of each...Ch. 19.3 - Find the inductive reactance (in ohms) of each...Ch. 19.3 - Find the inductive reactance (in ohms) of each...Ch. 19.3 - Find the inductive reactance (in ohms) of each...Ch. 19.3 - What is the inductive reactance (in ohms) of a...Ch. 19.3 - Find the inductive reactance (in ohms) of a 655-H...Ch. 19.3 - Find the current (in amperes) in each inductive...Ch. 19.3 - Prob. 8PCh. 19.3 - Prob. 9PCh. 19.3 - Find the current (in amperes) in each inductive...Ch. 19.3 - Find the current (in amperes) in an inductive...Ch. 19.3 - Find the current (in amperes) in an inductive...Ch. 19.4 - For a circuit with R=200 ,L=10.0 mH, and f=1.25...Ch. 19.4 - For a circuit with R=12.0 ,L=1.00 mH, and f=900 Hz...Ch. 19.4 - For a circuit with R= 1.00 k, L=50.0 mH, and...Ch. 19.4 - For a circuit with resistance 2.00 k, inductance...Ch. 19.4 - For a circuit with resistance 300 , inductance...Ch. 19.5 - Find the capacitive reactance (in ohms) in each ac...Ch. 19.5 - Find the capacitive reactance (in ohms) in each ac...Ch. 19.5 - Find the capacitive reactance (in ohms) in each ac...Ch. 19.5 - Find the capacitive reactance (in ohms) in each ac...Ch. 19.5 - Find the capacitive reactance (in ohms) in each ac...Ch. 19.5 - Find the capacitive reactance of a 15.0 -F...Ch. 19.5 - Find the capacitive reactance of a 45.0 -F...Ch. 19.5 - Find the capacitive reactance of a 6.00-mF...Ch. 19.5 - Find the capacitive reactance of a 330 -F...Ch. 19.5 - Find the capacitive reactance of a 222 -F...Ch. 19.6 - For an ac circuit with R=1.00 k, C=1.00 F, E=100...Ch. 19.6 - For an ac circuit with R=375 , C=5.00 F, E=20.0V,...Ch. 19.6 - For an ac circuit with R=4.80 k, C=45.0 F,...Ch. 19.6 - For an ac circuit with resistance 145m,...Ch. 19.6 - For an ac circuit with resistance 10.0m,...Ch. 19.7 - Find the impedance and current in each ac circuit....Ch. 19.7 - R=225 , L=10.0 mH, C=0.200 F, f=1.00 kHz, E=15.0 V...Ch. 19.7 - Find the impedance and current in each ac circuit....Ch. 19.7 - R=1.00 k, L=0.700H, C=30.0 F, f=60.0 Hz, E=8.00 V...Ch. 19.7 - A circuit contains a 150 - resistance, a 35.0 -F...Ch. 19.7 - A circuit contains a 225- resistance, a 5.00 -F...Ch. 19.7 - A circuit contains a 175- resistance, a 4.50 -F...Ch. 19.7 - A circuit contains a 575- resistance, a 100 -F...Ch. 19.7 - A circuit contains a 450 - resistance, a 35.0 -F...Ch. 19.7 - A circuit contains a 375- resistance, a 500 -F...Ch. 19.8 - Find the resonant frequency in each ac circuit. 1....Ch. 19.8 - Find the resonant frequency in each ac circuit. 2....Ch. 19.8 - Find the resonant frequency in each ac circuit. 3....Ch. 19.8 - Find the resonant frequency in each ac circuit. 4....Ch. 19.8 - Find the resonant frequency in each ac circuit. 5....Ch. 19.8 - Find the resonant frequency of a circuit...Ch. 19.8 - Find the resonant frequency of a circuit...Ch. 19.8 - Find the resonant frequency of a circuit...Ch. 19.8 - Find the resonant frequency of a circuit...Ch. 19.8 - Find the resonant frequency of a circuit...Ch. 19.10 - Find the actual power produced by a generating...Ch. 19.10 - A generating station operates with a power factor...Ch. 19.10 - Find the apparent power produced by a generating...Ch. 19.10 - Find the apparent power produced by a generating...Ch. 19.10 - A generating station operates with a power factor...Ch. 19.10 - Find the apparent power produced by a generating...Ch. 19.10 - Find the actual power produced by a generating...Ch. 19.10 - A generating station operates with a power factor...Ch. 19.10 - Find the apparent power produced by a generating...Ch. 19.10 - Find the apparent power produced by a generating...Ch. 19.10 - Find the power factor of a generating station...Ch. 19.10 - Find the power factor of a generating station...Ch. 19 - Which of the following describes alternating...Ch. 19 - The voltage, e, and the current, i, in an...Ch. 19 - Which of the following affect the voltage induced...Ch. 19 - Which of the following contribute to the energy...Ch. 19 - Explain the difference between maximum current and...Ch. 19 - Explain the difference between maximum voltage and...Ch. 19 - Explain how power in an ac circuit is related to...Ch. 19 - Explain how power in an ac circuit is related to...Ch. 19 - If the number of turns in the secondary coil of a...Ch. 19 - Prob. 10RQCh. 19 - Discuss the importance of inductive reactance.Ch. 19 - How does the inductive reactance depend on...Ch. 19 - Prob. 13RQCh. 19 - Describe how energy is stored in a capacitor. How...Ch. 19 - Does the current lead or lag the voltage in a...Ch. 19 - Prob. 16RQCh. 19 - Discuss the condition that leads to resonance.Ch. 19 - What is the function of a diode in a circuit?Ch. 19 - Explain the difference between amplification and...Ch. 19 - Prob. 20RQCh. 19 - What is the maximum voltage in a circuit when the...Ch. 19 - If the maximum ac voltage on a line is 185 V, what...Ch. 19 - If the maximum ac voltage on a line is 175 V, what...Ch. 19 - What is the effective value of an ac voltage whose...Ch. 19 - What is the maximum current in a circuit with a...Ch. 19 - What power is developed by a device that draws...Ch. 19 - A heating element draws 4.50 A on a 110-V line....Ch. 19 - What power is used by a heater with resistance...Ch. 19 - A step-up transformer on a 115-V line provides a...Ch. 19 - An inductance of 48.0 mH is connected in series...Ch. 19 - A lamp with resistance 47.5 is connected in...Ch. 19 - (a) What current will flow in a 60.0-Hz ac series...Ch. 19 - A 21.6- resistor and a 38.5- F capacitor are...Ch. 19 - A circuit contains a 175- resistance, a 25.0 -F...Ch. 19 - A circuit contains a 115- resistance, a 35.0-F...Ch. 19 - (a) Find the resonant frequency of a circuit...Ch. 19 - (a) Find the resonant frequency of a circuit...Ch. 19 - Find the apparent power produced by a generating...Ch. 19 - A microwave oven is designed to draw 11.8 A of...Ch. 19 - Before converting alternating current to direct...Ch. 19 - Prob. 3ACCh. 19 - A 65.5-V, 60.0-Hz ac generator is connected to a...Ch. 19 - An AM radio tuner circuit has an inductance of 275...
Additional Science Textbook Solutions
Find more solutions based on key concepts
A thin plate has a round hole whose diameter in its rest frame is D. The plate is parallel to the ground and mo...
Modern Physics
The force, when you push against a wall with your fingers, they bend.
Conceptual Physics (12th Edition)
A balloon contains 0.30 mol of helium. It rises, while maintaining a constant 300-K temperature, to an altitude...
Essential University Physics (3rd Edition)
35. * You have a pendulum with a long string whose length you can vary but cannot measure, a small ball, and a ...
College Physics
Choose the best answer to etch of the following. Explain your reasoning. What two pieces of information would y...
Cosmic Perspective Fundamentals
A 4.2-m-long beam is supported by a cable at its center. A 65-kg steelworker stands at one end of the beam. Whe...
Essential University Physics: Volume 1 (3rd Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- An electric clothes dryer is rated at 2,900 W. How much energy does it use in 20 min?arrow_forwardWhat is the efficiency of an electric generator that produces 1.17 kwh per kg of coal burned beef combustion of coal is 6.71 * 10 to the 6th power j / kgarrow_forwardHow many hours will it take for a 500-W electric drill to work for 100 kWh?arrow_forward
- How much does it cost to operate a 104-W device continuously for a week if the power utility rate is 0.30 ¢/kWh? Give your answer in cents. find the conversion between joule and kWharrow_forwardDiscuss the different uses of electricity in farm operations like in poultry farming; horticulture; pumping, irrigation, farm equipment, storage, rice milling facilities and etcarrow_forwardThe cost to operate a clothes dryer for a year is $80.25. If the rate for electrical energy is 8.8¢/kWh, and the clothes dryer is used for 700 hours in a year, what is the power rating of the clothes dryer? Using this formula.arrow_forward
- What is the efficiency of an electric generator that produces 1.75 kwh per kg of coal burned. The heat of combustion of coal is 6.71 x 10 to the 6 power j / kgarrow_forwardA generator connected to a stationary bicycle is used as a power source.arrow_forwardHow many kilowatts of power are delivered to a circuit by a 240V generator that supplies 20A to the circuit?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
Ohm's law Explained; Author: ALL ABOUT ELECTRONICS;https://www.youtube.com/watch?v=PV8CMZZKrB4;License: Standard YouTube License, CC-BY