Tractor Talk Discussion Board |
Re: Re: another look at volts, amps and watts
[ Expand ] [ View Follow Ups ] [ Post Followup ] [ Return to Forum ]
Posted by RAB on January 23, 2004 at 12:41:01 from (195.93.34.11):
In Reply to: Re: another look at volts, amps and watts posted by 42FarmallH on January 23, 2004 at 07:18:36:
Of course, not entirely true. You still have a current in vacuum devices, like cathode ray tubes (TV tubes, among others) where the electrons are travelling at high speed. And in liquids, the current carrying model is that of positive and negative ions (not free electrons) within the conducting medium. Semiconductors (transistors etc) are yet another group. Then, when we come to super conductors, there is no resistance at all!!! I think we perhaps need to stick to Ohmic conductors on a tractor board..... Regards, RAB
Follow Ups:
Home
| Forums
Today's Featured Article -
George's Fordson Major - by Anthony West (UK). This is a bit of a technical info to add on to the article about George's Major in the "A Towny Goes Plowing" article. George bought his Major from a an implement sale about 18 years ago for £200.00. There is no known history regarding its origins or what service it had done, but the following work was undertaken by Harold alone to bring it up to show standard. From the engine number, it was found that the major was produced late 19
... [Read Article]
Latest Ad:
Oliver 550 Diesel runs like a watch three point hitch pto engine gone threw about two hundred hours ago nice clean tractor
[More Ads]
Copyright © 1997-2024 Yesterday's Tractor Co. All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V. Yesterday's Tractors - Antique Tractor HeadquartersWebsite Accessibility Policy |
|