home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

   sci.physics.research      Current physics research. (Moderated)      17,516 messages   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 17,184 of 17,516   
   Thomas Koenig to Sylvia Else   
   Re: Cheating your way out of the Second    
   22 Dec 22 10:29:02   
   
   From: tkoenig@netcologne.de   
      
   Sylvia Else  schrieb:   
   > On 21-Dec-22 7:54 am, Rock Brentwood wrote:   
   >> Is there a way to radiate entropy out into interstellar space, in   
   >> some kind of "entropy beam", in sufficient quantity as to enable   
   >> to the Earth (or Solar System) to maintain a constant or even   
   >> decreasing entropy?   
   >   
   > No. Entropy is not similar to energy. Rather it is a measure of the   
   > disorder in a system. It's not something that can be extracted and sent   
   > elsewhere.   
      
   Of course you can send entropy elsewhere - any heat exchanger does so.   
      
   Transfer a heat stream Q (in W) at temperature T (in K), and you get   
   an entropy stream of Q/T.   
      
   Related question: How do you decrease the entropy of a glass of water?   
   Answer: Put it in a fridge (or empty it).   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca