Re: a practical physics problem with pulleys

[Greg Puskar <gpuskar@WVU.EDU>]

At 02:30 PM 7/27/99 -0700, you wrote:
> I have a domestic problem which the group here might help me with.
> I want to raise an inverted canoe to a place between two rafters
> under a horizontal carport roof using ropes and pulleys affixed to
> the rafters. I am sure there is some clever rigging that will
> allow me to do this with great ease and elegance. For example, I
> would like to do it with a single rope if possible. It is difficult
> to imagine any rigging that does not provide a mechanical advantage
> of two, but a greater MA is desirable. Oh yes, the rope can slide
> over the canoe gunwales. They are hard, smooth plastic.
>
> Does anyone know of a book on rigging? where do I look in the
> library?
>
> Leigh

Leigh,

        Would the vinyl blinds used in homes have a rope system equivalent to what
you want to do?

Greg
*************************************************************
Gregory Puskar                      gpuskar@wvu.edu
Academic Laboratory Manager                  (304)293-3422 x 1455
Physics Department                           (304)293-5732 (fax)
West Virginia University
PO Box 6315
Morgantown, WV 26506
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