a) An electrician wishes to cut a tungsten wire (p = 5.6x10-8 Qm) that has 202 of resistance. The wire has a radius of 0.750mm. Approximately what length of wire has a resistance equal to the maximum 202 The length of the copper wire having a resistance of 202 is = m

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
21 a
a) An electrician wishes to cut a tungsten wire (p =
%3D
5.6x10-8 Qm) that has 202 of resistance. The wire
has a radius of 0.750mm. Approximately what
length of wire has a resistance equal to the
maximum 20N
The length of the copper wire having a resistance
of 202 is =
b) Calculate the gravitational force between the
earth and the moon, if the mass of the earth is
5.98x1024 kg and the mass of the moon is
7.36 x1022 kg. The mean distance between the
earth and the moon is 3.85 ×108 m and the
universal gravitational constant G = 6.67 x10-
11 Nm²/kg².
The gravitational force between the earth and the
moon is =
N
Transcribed Image Text:a) An electrician wishes to cut a tungsten wire (p = %3D 5.6x10-8 Qm) that has 202 of resistance. The wire has a radius of 0.750mm. Approximately what length of wire has a resistance equal to the maximum 20N The length of the copper wire having a resistance of 202 is = b) Calculate the gravitational force between the earth and the moon, if the mass of the earth is 5.98x1024 kg and the mass of the moon is 7.36 x1022 kg. The mean distance between the earth and the moon is 3.85 ×108 m and the universal gravitational constant G = 6.67 x10- 11 Nm²/kg². The gravitational force between the earth and the moon is = N
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Unit conversion
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.
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