Some Observations Upon the Conductivity of a Copper Wire in Various Dielectrics (Classic Reprint) - Couverture souple

Fernando Sanford

Couverture souple

ISBN 10 : 1332093876 ISBN 13 : 9781332093878

Editeur : Forgotten Books, 2018

Synopsis

Explore how real-world dielectrics change copper wire conductivity in hands-on experiments.

This nonfiction work gathers lab notes on measuring resistance in air, gases, and liquids, showing how tiny changes in environment can shift electrical behavior. Clear data, careful observations, and practical insights anchor a curious inquiry into the physics of conduction. This edition presents historical experiments and the methods used to study dielectric effects. It walks through how liquids and vapors influence resistance, the role of contact quality, and the challenges of stable measurements. Readers will see how researchers interpreted results and what questions they pursued next.

• Step-by-step observations from early experiments with different dielectrics
• Data tables and figures illustrating how resistance varies across environments
• Hands-on discussion of measurement challenges and experimental controls
• Discussion of potential mechanisms and follow-up study ideas

Ideal for readers of science history, experimental physics, and early electrical research, this book invites hands-on curiosity about how materials interact with electricity.

A propos du livre

Présentation de l'éditeur

Excerpt from Some Observations Upon the Conductivity of a Copper Wire in Various Dielectrics

It is now well known that light waves are caused by electric stresses in this same ether, and it seems necessary to assume that they, too, depend upon this same electric elasticity, and, accordingly, that a fixed relation should exist between the velocity of light in a dielectric and the specific inductive capacity of the dielectric. This relation, as determined by Maxwell and Helmholtz, would make the optical index of refraction proportional to the square root of the dielectric constant. While it is true that this relation has not been extensively verified by experiment, it is also true that different determinations of the dielectric constant have given very different results for the same substance.

So far as I am aware, it has been assumed that the electric conductivity of a wire or other metallic conductor is uninfluenced by the nature of the dielectric in its field of force, and depends only upon the nature and temperature of the conductor. The close relation which seems to exist between the current in a conductor and the phenomenon of induction in a dielectric, and the apparent fact that the ether displacement in a conductor carrying a current is caused by a lateral stress communicated to it by the ether in the dielectric surrounding the conductor, has, however, made it seem to me probable that the amount of this displacement for a given force might also be modified by the nature of the surrounding dielectric, or that the conductivity of a given wire might vary in different dielectrics.

About the Publisher

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Présentation de l'éditeur

This book was originally published prior to 1923, and represents a reproduction of an important historical work, maintaining the same format as the original work. While some publishers have opted to apply OCR (optical character recognition) technology to the process, we believe this leads to sub-optimal results (frequent typographical errors, strange characters and confusing formatting) and does not adequately preserve the historical character of the original artifact. We believe this work is culturally important in its original archival form. While we strive to adequately clean and digitally enhance the original work, there are occasionally instances where imperfections such as blurred or missing pages, poor pictures or errant marks may have been introduced due to either the quality of the original work or the scanning process itself. Despite these occasional imperfections, we have brought it back into print as part of our ongoing global book preservation commitment, providing customers with access to the best possible historical reprints. We appreciate your understanding of these occasional imperfections, and sincerely hope you enjoy seeing the book in a format as close as possible to that intended by the original publisher.

Détails de l'édition

• Éditeur: Forgotten Books
• Date d'édition: 2018
• Langue: anglais
• ISBN 10: 1332093876
• ISBN 13: 9781332093878
• Reliure: Broché
• Nombre de pages: 49
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