Question 5 .... A current of 3.70 A is carried by a 250 m long copper wire of radius 1.25 mm. Assume an electronic density of 8.47 x 1028 m-3, resistivity p = 1.67 × 10-$2 · m, and resistivity temperature coefficient of a = 4.05 x 10-3 °C-1 at 20 °C. .. 8 (a) Calculate the drift speed of the electrons in the copper wire. (b) Calculate the resistance of the at 35°C. (c) Calculate the difference of potential between the two ends of the copper wire.
Question 5 .... A current of 3.70 A is carried by a 250 m long copper wire of radius 1.25 mm. Assume an electronic density of 8.47 x 1028 m-3, resistivity p = 1.67 × 10-$2 · m, and resistivity temperature coefficient of a = 4.05 x 10-3 °C-1 at 20 °C. .. 8 (a) Calculate the drift speed of the electrons in the copper wire. (b) Calculate the resistance of the at 35°C. (c) Calculate the difference of potential between the two ends of the copper wire.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Current And Direct Current Circuits
Section: Chapter Questions
Problem 15P: If the current carried by a conductor is doubled, what happens to (a) the charge carrier density,...
Related questions
Question
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps
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.Recommended textbooks for you
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning