Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 28, Problem 19SP
Compute the equivalent resistance of (a) 3.0 Ω, 6.0 Ω, and 9.0 Ω in parallel; (b) 3.0 Ω, 4.0 Ω, 7.0 Ω, 10.0 Ω, and 12.0 Ω in parallel; (c) three 33-Ω heating elements in parallel; (d) twenty 100-Ω lamps in parallel.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Three resistors rated at 20 Ω, 68 Ω, and 51 Ω are connected in series in a circuit. What is the equivalent resistance (in Ω) of this combination of resistors [round your final answer to zero decimal places]?
Rank the following circuits in order from highest to lowest values of the net power output of the battery. (i) A 1.4 Ω resistor connected to a 1.5 V battery that has an internal resistance of 0.10 Ω; (ii) a 1.8 Ω resistor connected to a 4.0 V battery that has a terminal voltage of 3.6 V but an unknown internal resistance; (iii) an unknown resistor connected to a 12.0 V battery that has an internal resistance of 0.20 Ω and a terminal voltage of 11.0 V.
Two 100 Ω resistors are connected (a) in parallel, and (b) in series, to a 24.0-V battery. (a) Draw the circuit. (b)What is the current through each resistor and (c) what is the equivalent resistance of each circuit?
Chapter 28 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 28 - Prob. 18SPCh. 28 - 19. Compute the equivalent resistance of (a) 3.0...Ch. 28 - 20. What resistance must be placed in parallel...Ch. 28 - 21. How many 160-Ω resistors (in parallel) are...Ch. 28 - 28.22 [II] Three resistors, of 8.0, 12, and 24,...Ch. 28 - Prob. 24SPCh. 28 - 25. Three resistors, of 40 Ω, 60 Ω, and 120 Ω, are...Ch. 28 - Prob. 26SPCh. 28 - 27. A 36-Ω galvanometer is shunted by a resistor...Ch. 28 - 28.28 [II] A relay having a resistance of 6.0 ...
Ch. 28 - 28.29 [II] Show that if two resistors are...Ch. 28 - 28.30 [II] For the circuit shown in Fig. 28-13,...Ch. 28 - 28.31 [II] For the circuit shown in Fig. 28-14,...Ch. 28 - 28.32 [II] It is known that the potential...Ch. 28 - 28.33 [II] In the circuit shown in Fig. 28-16,...Ch. 28 - 28.34 [II] For the entire circuit shown in Fig....Ch. 28 - 28.35 [II] In the circuit shown in Fig. 28-18, the...Ch. 28 - 36. The Wheatstone bridge shown in Fig. 28-19 is...Ch. 28 - 37. The slidewire Wheatstone bridge shown in Fig....Ch. 28 - 28.38 [II] Referring to the circuit in Fig. 28-21,...Ch. 28 - 28.39 [II] Referring to the circuit in Fig. 28-22,...
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
- A 0.0225-Ω ammeter is placed in series with a 7.5-Ω resistor in a circuit. Part (a) Calculate the resistance, in ohms, of the combination. Part (b) If the voltage is kept the same across the combination as it was through the 7.5-Ω resistor alone, what is the percent decrease in current? Part (c) If the current is kept the same through the combination as it was through the 7.5-Ω resistor alone, what is the percent increase in voltage?arrow_forwardYou have four resistors connected in series-parallel combination. The 60.0-Ω and 40.0-Ω resistors are connected in series with two resistors with respective values of 20.0 Ω and 30.0 Ω which are connected in parallel. (a) Draw a circuit diagram for this circuit. (b) Determine the (i) equivalent resistance, (ii) current flowing through each resistor, and (iii) voltage across each resistor.arrow_forwardThree 7.50 Ω resistors are connected in series to a 22.0 V battery. What is the equivalent resistance (in Ω) of the circuit? What is the current (in A) in each resistor? (b) Three other 7.50 Ω resistors are all connected in parallel across a second 22.0 V battery. What is the equivalent resistance (in Ω) of this circuit? What is the current (in A) in each resistor in this circuit?arrow_forward
- A conductor has a diameter of 5.55 x 10-3 m. How many meters of a material with 2.72 x 102 Ω•m conductivity would be needed to yield a resistance of 3.00 ohms?arrow_forwardThe current in a series circuit is 15.6 A. When an additional 7.92-Ω resistor is inserted in series, the current drops to 10.8 A. What is the resistance in the original circuit?arrow_forwardPart A) Calculate the terminal voltage for a battery with an internal resistance of 0.655 Ω and an emf of 8.75 V when the battery is connected in series with an 87.2 Ω resistor. Part B) Calculate the terminal voltage for a battery with an internal resistance of 0.655 Ω and an emf of 8.75 V when the battery is connected in series with an 872 Ω resistor.arrow_forward
- Identify how many nodes and loops in this circuits 13 Ω a 24 2 10 2 20 Ω 240 V 30 Ω 50 Ωarrow_forwardThree resistors rated at 15 kΩ, 25 kΩ, and 8.1 kΩ are connected in parallel in a circuit. What is the equivalent resistance (in kΩ) of this combination of resistors [round your final answer to one decimal place]?arrow_forwardA student in the laboratory connects a 15 Ω resistor, a 25 Ω resistor, and a 41 Ω resistor in series and then connects the arrangement to a 55-V dc source.(a) How much current is in the circuit? (b) How much power is expended in the circuit?arrow_forward
- Two identical R = 5.31 ohm light bulbs are connected in parallel to a 11 volt battery. How much power (Watt) is supplied by the battery?arrow_forwardA coffee-maker (15 Ω) and a toaster (18 Ω) are connected in parallel to the same 120-V outlet in a kitchen. How much total power is supplied to the two appliances when both are turned on?arrow_forwardA 0.0200-Ω ammeter is placed in series with a 10.00-Ω resistor in a circuit. If the voltage is kept the same across the combination as it was through the 10.00-Ω resistor alone, what is the percent decrease in current?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
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
How To Solve Any Resistors In Series and Parallel Combination Circuit Problems in Physics; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=eFlJy0cPbsY;License: Standard YouTube License, CC-BY