[ExI] A Lawn sprinkler

[A B]

I'm going to venture a guess and say that it will spin
in the same direction as normal. It will follow the
momentum of the water at the curve ... ?

Best,

Jeffrey Herrlich


--- spike <spike66 at comcast.net> wrote:

> 
> 
> I know the answer!  I built such a device and tried
> it after reading
> Feynman's book Surely You're Joking Mr. Feynman in
> the spring of 1986.  I
> won't tell just yet, but I will volunteer that none
> of my fellow undergrads
> had it completely right beforehand.
> 
> spike
> 



 
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