Physics Laboratory Manual
4th Edition
ISBN: 9781133950639
Author: David Loyd
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Question
Chapter 39, Problem 1PLA
50639-39-1PLA AID: 1825 | 11/04/2020
To determine
The equation for the power dissipated by a resistor of resistance
Expert Solution & Answer
Answer to Problem 1PLA
The equation for the power dissipated by a resistor of resistance
Explanation of Solution
Write the equation for the power dissipated by a resistor of resistance
Here,
Conclusion:
Thus, the equation for the power dissipated by a resistor of resistance
Want to see more full solutions like this?
Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!
Students have asked these similar questions
A 50 μF capacitor that had been charged to 30 V is discharged through a resistor. The figure (Figure 1)shows the capacitor voltage as a function of time.
What is the value of the resistance?
What is the current and voltage across resistors T, V, and X?
A resistor of 9 ohms is carrying a current of 4 amperes. What is the voltage that would be measured between one side of the resistor and the other? Give your answer in volts as a number without units or other symbols.
Chapter 39 Solutions
Physics Laboratory Manual
Ch. 39 - Prob. 1PLACh. 39 - What is the constant ratio between electrical...Ch. 39 - A resistor has a current of 3.75 A when its...Ch. 39 - A resistor has a resistance of 1.50 and a voltage...Ch. 39 - If the resistor in Question 4 is immersed in...Ch. 39 - A resistor has a voltage of 6.65 V and a current...
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
- The voltage across the battery is 15 V, the voltage across the 10 Ω resistor is 3.1 V, and the voltage across the 20 Ω resistor is 5.6 V. What is the voltage across the light bulb, in Volts? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.arrow_forwardConsider the following circuit diagram. The potential difference across the battery is 40.0 volts, and it supplies a current of 5.00 amperes to the circuit. There is a current of of 2.70 amperes flowing through R1. Resistor R2 has a resistance of 5.50 ohms. What is the resistance of R3? Answer in ohms to two decimal places, but do not include units in your answer.arrow_forwardThe resistance R1 = 10 OHM and R2 = 25 OHM are one after another (in seri) in a circuit. What is the total resistance of R1 and R2?arrow_forward
- The combined electrical resistance R of two resistors R, and R. connected in parallel, is given by the equation below, where R, R₁, and are measured in ohms. R₁ and R, are increasing at rates of 0.5 and 2.0 ohms per second, respectively. 1 1 1 R₁+R₂ At what rate is R changing when R, 32 ohms and R₂ = 75 ohms? (Round your answer to three decimal places.) 0.573 xohm/sec Need Help? Read Watch Itarrow_forwardFor the same resistance of the circuit, what happens to the current as you increase the applied voltage? For the same applied voltage, compare the current for the three resistance values used. Superimpose plots of current versus voltage for the three resistance values (plot 1 is current vs voltage for 200 Ω, plot 2 is for 400 Ω, and plot 3 is for 600 Ω). Determine the slope of each plot. Which plot has the highest slope? What is the mathematical relationship between the slope and the resistance?arrow_forwardThe combined electrical resistance R of two resistors R1 and R2, connected in parallel, is given by the equation below, where R, R1, and R2 are measured in ohms. R1 and R2 are increasing at rates of 0.9 and 2.0 ohms per second, respectively. 1 = 1 + 1 At what rate is R changing when R1 = 37 ohms and R2 = 87 ohms? (Round your answer to three decimal places.)arrow_forward
- Suppose that the current I (amperes) in an electrical circuit is related to the voltage V (volts) and the resistance R (ohms) by the equation I = V/R. If the voltage drops from 24 to 23 volts and the resistance drops from 100 to 80 ohms, will I increase or decrease? By about how much? Is the change in I more sensitive to change in the voltage or to change in the resistance? How do you know?arrow_forwardA current of 0.6 A flows through a resistor with a voltage difference of 120 V across it. What is the resistance of this resistor?arrow_forwardWhere V is the voltage in volts (symbol V), I is the current in amperes or amps (symbol A), and R is the resistance in ohms (symbol 2). So the following simple circuit shows a battery and a resistor R: R www Hiltarrow_forward
- I need a labled schematic on paper of the circuit showing + and - terminals of the battery, the direction of any current flowing through the circuit, and any voltage drop across any resistors. I also need the form of the equations dealing with I, R (or 1/R), and V equations filled in with the appropriate numbers and answer with units for this problem. Problem: The same two resistors are connected in parallel to a voltage source. The voltage source (∆Vtot) is a 48-V source and the resistor values are 6.4 Ω (R1) and 3.9 Ω (R2). Determine the equivalent resistance of the circuit. Determine the current in the circuit. Determine the voltage drop across each individual resistor.arrow_forwardIf the EMF is 12 V, then determine the following. (a) What is the equivalent resistance of the circuit in the diagram? (b) What is the voltage across the 4.0 Ω resistor? (c) What is the current in the 3.0 Ω resistor? (d) Show your steps in the process of reducing the circuit.arrow_forwardI need a labled schematic on paper of the circuit showing + and - terminals of the battery, the direction of any current flowing through the circuit, and any voltage drop across any resistors. I also need the form of the equations dealing with I, R (or 1/R), and V equations filled in with the appropriate numbers and answer with units for this problem. Problem: Two resistances are connected in series to a voltage source. The voltage source (∆Vtot) is a 48-V source and the resister values are 6.4 Ω (R1) and 3.9 Ω (R2). Determine the equivalent resistance of the circuit. Determine the current in the circuit. Determine the voltage drop across each individual resistor.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
Series & Parallel - Potential Divider Circuits - GCSE & A-level Physics; Author: Science Shorts;https://www.youtube.com/watch?v=vf8HVTVvsdw;License: Standard YouTube License, CC-BY