Re: A Car's velocity

jimp_at_specsol-spam-sux.com
Date: 02/05/05 

Date: Sat, 5 Feb 2005 01:35:31 +0000 (UTC)

Richard M <richard.mcpherson@gmail.com> wrote:
> Could someone please tell me why a vehicle's speed can't increase by 10
> ms^-1 instantaneously in the physical world. Suppose if it could, how
> how would a speedometer read this?

An instantaneous speed change means an infinite acceleration which
means an infinite force.

A speedometer can't change instantaneously either. 

-- 
Jim Pennino
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