Tractor Talk Discussion Board |
Re: OT - From the Country Talk Board
[ Expand ] [ View Follow Ups ] [ Post Followup ] [ Return to Forum ]
Posted by Joe (Wa) on March 22, 2005 at 20:28:30 from (67.5.135.36):
In Reply to: OT - From the Country Talk Board posted by Dug on March 21, 2005 at 19:32:00:
Man-o-man, not one engineer in this thread? Well I are one. It takes 1 BTU (British thermal unit) to raise 1 lb of pure water 1ºF @ sea level. That is called sensible heat because it can be measured on a thermometer. It takes 144 BTU to change the state of 1 lb of pure water @ sea level from liquid @ 32ºF to ice @ 32ºF. That is called latent heat of fusion. Latent because it can not be measured with a thermometer like sensible heat. It takes 970.4 BTU to change the state of 1 lb of pure water @ sea level from liquid @ 212ºF to steam @ 212ºF. That is called latent heat of evaporation. That is an irrefutable law of science. Joe
Follow Ups:
Home
| Forums
Today's Featured Article -
An Old-Time Tractor Demonstration - by Kim Pratt. Sam was born in rural Kansas in 1926. His dad was a hard-working farmer and the children worked hard everyday to help ends meet. In the rural area he grew up in, the highlight of the week was Saturday when many people took a break from their work to go to town. It was on one such Saturday in the early 1940's when Sam was 16 years old that he ended up in Dennison, Kansas to watch a demonstration of a new tractor being put on by a local dealer. It was an Allis-Chalmers tractor dealership,
... [Read Article]
Latest Ad:
Sell 1958 Hi-Altitude Massey Fergerson tractor, original condition. three point hitch pto engine, Runs well, photos available upon request
[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 |
|