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Re: Mains installation in garden
- Subject: Re: Mains installation in garden
- From: "rb_ziggy" <rb.lists@xxxxxxxxxxxx>
- Date: Wed, 09 May 2007 18:39:57 -0000
I thought (not sure now) the wire was quoted in square millimetres so
it is already an area. Doesn't that make it 4/2.5 or 1.6 so not quite
halved??
Richard
--- In ukha_d@xxxxxxx, Chris Hunter <cjhunter@...> wrote:
>
> in proportion to area (ie: diameter^2) rather than diameter, I think
...
>
> so 4mm2 => 4x4 / 2.5x2.5 = 16 / 6.25 => a bit better than halved
....
>
> (sorry, 'being pedantic)
>
> Chris
>
>
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