Horse Power and its Effectiveness

[digi]

Mike,

I said if you could maintain the vehicle at an exact speed.. both forces
would be balanced and not keep accelerating/deaccelerating.

On Tue, 14 Dec 1999, Mike Rolica wrote:

> More thatn gravity, even without gravity you have the inertia of the mass of
> the car. One of newtons laws! Oject will remain at steady state of motion
> until acted upon by an unbalaced force.  But for every action ther is an
> equal and opposite reaction.  Push the car ahead, you will have a force push
> back......Inertia force.
> Mike Rolica
> Meridian Magnesium Products
> Strathroy, Ont 
> Ext. 260
> 
> 
> 	-----Original Message-----
> 	From:	Shannen Durphey [SMTP:shannen at grolen.com]
> 	Sent:	Monday, December 13, 1999 9:25 PM
> 	To:	gmecm at efi332.eng.ohio-state.edu
> 	Subject:	Re: Horse Power and its Effectiveness
> 
> 	digi wrote:
> 	> 
> 	<snip>
> 	> 
> 	> im probably grossly wrong here. but my understanding is that
> gravity is
> 	> providing the only resistance, which is in the force pulling down,
> which
> 	> in turn produces friction etc etc and makes it what requires so
> much power
> 	> to accelerate.
> 	> 
> 	For the hands on type guys, I read that the astronauts fixing the
> 	Hubble had trouble with some bolts.  Seems that a small twist CCW
> was
> 	enough for a bolt to slowly unscrew and begin to float away.
> Imagine
> 	the time saver if you could start all the bolts in your intake
> 	manifold unscrewing themselves while you head off to call the parts
> 	store.
> 	Shannen
>