[TowerTalk] Ginpole for 20 foot sections

[Mike Gilmer - N2MG]

On Wed, 13 June 2001, "Ed Wolf" wrote:

> If I use a block and tackle with a 5:1 mechanical 
> advantage attached to a beam in my garage to lift a 
> 500 pound load, the 500 pound load will only weigh 
> 100 pounds at the point of attachment on the beam? 

Nope.  It "weighs" only 100# at your end (the end you pull on).  The beam still has to support the entire weight of the load, plus the pull force.

73 Mike N2MG

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