Google search will almost do this exact same thing. I had to translate
your expressions as follows but then it worked:

"50 foot pounds * 2 * pi * 10/minute in watts"

"100 nanocoulomb * 20000 Hz in amps"


On Wed, Aug 17, 2011 at 11:59 AM, Denny Esterline <desterline@gmail.com> wr=
ote:
> There's a web app for the Chrome browser called "Chromey Calculator" that=
 I
> like.
> Last thing I typed into it was "50 ft-lb * 10 rpm in watts =3D" and it
> answers: 70.99 W (watts)
>
> The other one that was nice "100nC *20000Hz in amps =3D" 0.002A
>
> Those are fairly messy calculations otherwise.
>
> -Denny
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