On 16 Oct, 00:00, (Richard Casady) wrote:
On Mon, 15 Oct 2007 07:55:38 -0700, Ian
wrote:

On 15 Oct, 14:27, (Richard Casady) wrote:

Why wouldn't it accellerate indefinitely with no friction anywhere in
the system.

Kelvin-Froude actuator disk theory is your friend.

Not needed. The assumption of no friction, remember. The energy has to
go somewhere. Do extremely simple arithmetic.

The momentum has to go somewhere consistently as well. "Simple" might
work, but "simplistic" won't. Sorry.

Ian