Re: some calculations

[Alexei M Voloshin <Alexei.M.Voloshin-1@tc.umn.edu>]

On Tue, 13 Aug 1996, Alexei M Voloshin wrote:

> 
> 
> On Tue, 13 Aug 1996, Withu Ruksvanichpongs wrote:
> 
> > 
> > 
> > On Mon, 12 Aug 1996, Alexei M Voloshin wrote:
> > 
> > > 
> > > What are the untis of the coefficient 8.702E-6 ??? (length, time, mass?????)
> > > 
> > > > 
> > > >                                 Power(hp)=8.702E-06*Cd*Area * V * V * V
> > 
> > 	That number is just a constance,no unit.
> > 
> > 
> Hmm, lets count the units on the left side of the equation:
> 
> power:  work/time = mass * length * length / time / time

SORRY - THE LAST LINE SHOULD READ:
 power: work/time = mass * length * length / time / time/ time

Your equation still doen't work.
> 
> the right side:
> 
> Cd = no units
> Area = length * length
> V = length /time
> 
> Cd * Area * V * V * V = length * length * length *length * length / time 
> /time /time
> 
> The units on the right side don't match the units on the left side!!!!
> Either your equation is invalid or you're not telling the whole story??!!!
> 
> Alex
>