Re: L2-"Negotiating" a curve.

[Richard Grandy <rgrandy@RUF.RICE.EDU>]

You must have been born a LONG time ago not to remember that the drive
wheel on a tricycle is the FRONT wheel, the back wheels are free.


Richard Grandy
Philosophy
Rice University
Houston TX USA

At 2:43 PM -0800 11/4/99, Leigh Palmer wrote:
> > Some additional thoughts on the "tricycle" problem.  If the rear
> > wheels are the drive wheels they will not be pushing (the tangential
> > force) on the CM of the tricycle as it moves through the curve.
> > Because the wheels must "slip" a little at least to go around
> > the curve...
>
> The differential was invented a very long time ago and was applied
> to tricycles long before the transistor was invented, even before
> I was born!
>
> Leigh