RE: Speed vs hp.

["Randall Young" <Ryoung@navcomtech.com>]

> Jack, I believe that both aero drag and rolling resistance change as the
> square of speed,

Aero drag increases as a square (roughly), generally rolling resistance does
not but it's small enough to ignore, especially for small changes near top
speed.

> so for a given percentage increase in speed you need the
> square of that percentage increase in power.

Not quite, power is force (drag) times speed, so power winds up being the
cube of speed.

Randall