Re: MOMENT OF INTERTIA

[Karl Trappe <trappe@PHYSICS.UTEXAS.EDU>]

I think you made a typo...or I don't understand what you said.  Karl

> Another question from a high school student:
>
> If one starts with a hoop and thinks about gradually filling in the
> inside of the hoop with mass until it eventually looks like a disk, one
> is certainly increasing the moment of intertia of the object. The effact
> of the above transformation is to produce an object which will roll ever
> faster down a given incline. I can show this easily mathematically but
> is there an intuitive way of explaining why this happens? My students
> understand the mathematics but seem to need a non mathematical argument
> too.
>
> Any help is appreciated.  David Abineri
>
>
> --
> David Abineri   dabineri@choice.net

Dr. Karl I. Trappe                              Desk Phone:  (512) 471-4152
Physics Dept, Mail Stop C-1600                  Demo Office: (512) 471-5411
The University of Texas at Austin               Home Phone:  (512) 264-1616
Austin, Texas 78712-1081