Return-Path: Received: from ms-smtp-04.texas.rr.com ([24.93.47.43] verified) by logan.com (CommuniGate Pro SMTP 4.2) with ESMTP id 363497 for flyrotary@lancaironline.net; Fri, 13 Aug 2004 09:30:48 -0400 Received-SPF: none receiver=logan.com; client-ip=24.93.47.43; envelope-from=RDarrah@austin.rr.com Received: from dell (cs6669241-190.austin.rr.com [66.69.241.190]) by ms-smtp-04.texas.rr.com (8.12.10/8.12.7) with SMTP id i7DDU0t3013380 for ; Fri, 13 Aug 2004 08:30:15 -0500 (CDT) Message-ID: <003101c48139$a34d7d20$6401a8c0@austin.rr.com> From: "Bob Darrah" To: "Rotary motors in aircraft" References: Subject: Degree F to foot conversion Date: Fri, 13 Aug 2004 08:30:01 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Virus-Scanned: Symantec AntiVirus Scan Engine Do not archive Ed, you wrote: "Below is one semi-official definition of BTU in English units. 1 BTU is amount of heat to raise 1 lb of water 1 degree Fahrenheit." Ed, I have searched all my engineering books but nowhere could I find a conversion from degree Fahrenheit to feet. Just how many feet do have to raise that pound of water to equal one degree? Just nit-pickin' a little, but I think you left out a word or two. Yes, I know, we all know what you mean, but years ago, my Physics professor marked my exact same answer as wrong. Bob Darrah l