Concept explainers
(a)
The current when voltage droops by
(a)
Answer to Problem 10P
Explanation of Solution
Given:
Current,
Formula used:
From the Ohm’s law,
The relation between resistance, voltage and current
Where
After rearranging the expression:
Calculation:
Substituting the values in the formula,
Current
Relation between resistance, voltage and current -
After voltage
Voltage
Calculation for the current,
Conclusion:
The current after
(b)
The current when resistance of device is reduced
(b)
Answer to Problem 10P
Explanation of Solution
Given:
Current
Formula used:
From the Ohm’s law,
The relation between resistance, voltage and current
Where
After rearranging the expression:
Calculation:
Substituting the values and we get
Current
Relation between resistance, voltage and current -
After the resistance is decrease
Calculation for the current,
Conclusion:
The current after
Chapter 18 Solutions
Physics: Principles with Applications
Additional Science Textbook Solutions
University Physics Volume 1
An Introduction to Thermal Physics
The Cosmic Perspective
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Cosmic Perspective Fundamentals
University Physics with Modern Physics (14th Edition)
- 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