A regional telephone company has 10 million subscribers. Each of their telephones is connected to a central

Question:

A regional telephone company has 10 million subscribers. Each of their telephones is connected to a central office by a copper twisted pair. The average length of these twisted pairs is 10 km. How much is the copper in the local loops worth? Assume that the cross section of each strand is a circle 1 mm in diameter, the density of copper is 9.0 grams/cm3, and that copper sells for $6 per kilogram.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Computer Networks

ISBN: 978-0132126953

5th edition

Authors: Andrew S. Tanenbaum, David J. Wetherall

Question Posted: