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December 11, 2019, 5:07 pm UTC    
August 05, 2019 05:05PM
cladking Wrote:
-------------------------------------------------------
> Warwick L Nixon Wrote:
> --------------------------------------------------
> -----
> > "that mechanical advantage would be
> irrelevant on
> > a job like this anyway"
> >
> > Under what circumstance/s is a mechanical
> > advantage not advantageous?
>
>
> The ramp already provides mechanical advantage.
> You don't have to lift the stone straight up.
>
> Mechanical advantage spreads work out over time or
> distance and increases total work. It is
> counterproductive when the work required in a
> small space or short time is already intense. It
> is also counterproductive when it is grossly
> inefficient such as having men having to lift
> there own body weight over a great distance
> (altitude). It is counterproductive when the work
> to set up the contrivance is onerous or
> unnecessary. It is counterproductive when it is
> even less efficient that the means at hand.
> Mechanical Advantage can also be misapplied in
> other ways and often is.
>
> Simple methods are usually the easiest and this
> goes a million times over (2 1/2 million really)
> when building a pyramid. But it is also true when
> dragging 100's of thousands of tons of stone and
> overburden out of a quarry. They would have used
> the simplest method of doing every big job because
> this is the way they thought and because nobody
> ever wanted to do more work than necessary.
>
> Mechanical advantage is great when you need to
> lift an engine out of a car but not when you want
> to assemble a car from its parts.

Yet they used dragging stones behind people for thousands of years until domestic animals and mechanical advantages using windlass and cranes became common.

So I guess they didn't listen to you.....lol

Subject Author Posted

The Ramp at Hatnub Quarry: No Solution for Pyramids

Hermione August 01, 2019 02:44PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

Hermione August 01, 2019 02:46PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

cladking August 02, 2019 07:00PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

Warwick L Nixon August 03, 2019 03:06PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

cladking August 03, 2019 03:21PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

Warwick L Nixon August 05, 2019 12:56PM

Re: The Ramp at Hatnub Quarry: No Solution for Pyramids

Hans August 05, 2019 05:05PM



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