Answered: A copper conductor has a diameter of 15…

A copper conductor has a diameter of 15 inch and it is 192 feet long. Assume that it carriers a total DC current of 40A and p=1.72x10-8 m. What current density (in A/m²) exists in it?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter3: Static Electricity

Section: Chapter Questions

Problem 3RQ: Why do static charges accumulate on insulator materials only?

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Concept explainers

Types of Charge Carriers

A carrier is a type of object which carries a particular thing from one point to another point. For instance, people use different vehicles from one place to another, and the vehicle carries those people and acts as a carrier.

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A copper conductor has a diameter of 15 inch and it is 192 feet long. Assume that it carriers a total DC current of 40A and p=1.72x10-8 m. What current density (in A/m²) exists in it?

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