Q 12 A galvanometer with a resistance of 25 measures a maximum current of 10 mA 1 What is the amount of resistance needed to be connected to convert it to an ammeter and measures a maximum of 2A? 2- The maximum current that the device can measure if another resistance is connected to it in parallel, the value of which is half of that resistance from the previous point, then calculate the error in the ammeter reading?

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
icon
Related questions
Question
Q 12 A galvanometer
with a resistance of 25
measures a maximum current of 10 mA 1 What is
the amount of resistance needed to be
connected to convert it to an ammeter and
measures a maximum of 2A? 2- The maximum
current that the device can measure if another
resistance is connected to it in parallel, the value
of which is half of that resistance from the
previous point, then calculate the error in the
ammeter reading?
Transcribed Image Text:Q 12 A galvanometer with a resistance of 25 measures a maximum current of 10 mA 1 What is the amount of resistance needed to be connected to convert it to an ammeter and measures a maximum of 2A? 2- The maximum current that the device can measure if another resistance is connected to it in parallel, the value of which is half of that resistance from the previous point, then calculate the error in the ammeter reading?
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Combination of resistance
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
  • SEE MORE QUESTIONS
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
University Physics (14th Edition)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
Physics for Scientists and Engineers
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Lecture- Tutorials for Introductory Astronomy
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…
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON