Collisions

Geoff Canyon gcanyon at gmail.com
Sun Mar 25 16:12:06 EDT 2012


No misunderstanding -- we're agreed on this. I just wanted to clarify that
there's only a specific case where you can "just interchange the velocities
of the two balls"


On Sun, Mar 25, 2012 at 11:53 AM, Jim Hurley <jhurley0305 at sbcglobal.net>wrote:

> What happens when two ball of equal mass collide ellastically is an
> exchange in velocities.
>
> The velocity is a VECTOR. I think that is the source of misunderstanding.
>
> Your right there is  trig involved. For example from "Nine ball..."
>



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