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Re: [Amps] RE : who needs it? Henry 8K

To: Bill Coleman <aa4lr@arrl.net>, amps@contesting.com (Amps)
Subject: Re: [Amps] RE : who needs it? Henry 8K
From: Bill Fuqua <wlfuqu00@uky.edu>
Date: Thu, 25 May 2006 10:57:38 -0400
List-post: <mailto:amps@contesting.com>


At 11:16 PM 5/24/2006 -0400, you wrote:

But does anyone other than a complete nut
exceed those speeds by 50%? 100%? 200%?

         Above about 50 MPH the power required is proportional to the speed 
cubed! 100% increase ,say 50 to 100 MPH ,requires 8 times as much power 200 
% increase 50 to 150 MPH 27 times as much horse power.  A 26% increase in 
speed amounts to a doubling of power.

The engine of a car traveling at a speed of 75 MPH is producing about 2.5 
times than it would at 55 MPH. So that is like running almost 4kW instead 
of 1.5 kW.

73
Bill wa4lav



73
Bill wa4lav


>Bill Coleman, AA4LR, PP-ASEL        Mail: aa4lr@arrl.net
>Quote: "Not within a thousand years will man ever fly!"
>              -- Wilbur Wright, 1901
>
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