From: Mike Ventham ([email protected])
Date: Thu Nov 04 1999 - 07:40:28 PST
Laurence,
I still think you are having calculation problems.
Your answer was correct but
1 sq inch = 1000 mils * 1000 mils = 1000000 sq mil. NOT 10000 sq mil
From this
1 sq inch = 25.4 mm * 25.4mm = 645.16 sq mm
0.0025 sq inch = 1.61 sq mm. which matches your answer.
Laurence Michaels wrote:
>
( deleted)
> Argh... I was asleep when I did that calculation. Time to check
> everything else I did yesterday :-)
>
> 0.2*0.5=0.1 square inch.
> 0.1/40=0.0025 square inches per connection
>
> (calculation error was probably here... 0.0025 square inches does
> NOT equal 2.5 square mils... that's what I get for using non-metric
> units, and only turning on half of my conversion algorithms.
> 1 sq in = 10000 sq mil 1 sq meter = 1000000 sq mm)
>
> 0.0025 square inches gives 1.6 sq mm per connection
> 25 square mils gives 1.6 sq mm per connection
>
> I'm not usually that stupid. (I hope)
>
> Thanks,
> --
> Laurence Michaels
>
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