Re: Here's your freakin equation (Re: [CR]The canard of lightweight - Simplification)

(Example: Production Builders:Cinelli)

Date: Tue, 25 Feb 2003 19:45:08 -0600
Subject: Re: Here's your freakin equation (Re: [CR]The canard of lightweight - Simplification)
From: "Todd Kuzma" <tullio@theramp.net>
To: Brandon Ives <monkeylad@mac.com>, wayofftheback <wayofftheback@yahoo.com>
In-Reply-To: <7A47F7C3-492A-11D7-A5AA-00039356BD92@mac.com>
cc: classicrendezvous@bikelist.org

on 2/25/03 7:34 PM, Brandon Ives at monkeylad@mac.com wrote:
> Here's your really basic physics equation:
> F=M*A
> F= Force
> M= Mass (kg)
> A= Acceleration (m/s squared)
> Let's call A 5 and have it be static.
>
> 5*6.8(15 lb bike)= 34
> 5*9(20 lb bike)= 45
>
> We all know mass isn't really the same as weight, but for the basic
> question of if a 15 or 20 pound bike performs better it'll work. The
> 15 pound bike takes less force to move down the road, thus performs
> better.

Your equation illustrates the point perfectly. During most bicycle riding, the acceleration is zero. Now, do the math. Even during sprinting, the acceleration experienced on a bike is very small.

Todd Kuzma
Heron Bicycles
Tullio's Big Dog Cyclery
LaSalle, IL
http://www.heronbicycles.com/
http://www.tullios.com/