Re: RE: New Inductance Formula

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Alexander Rice by way of Terry Fritz <twftesla-at-qwest-dot-net>" <alex-at-rices.myip-dot-org>

Hi Dave,

>Hi Terry,
>
>             (N * R)^2
>mH = ---------------------------
>     L * c * Cd * 16 *pi^2 *10^-4
>
>
>= (1175.5 * 0.053975)^2
>  -------------------------------------------
----
>  401.117 x (2.99 x 10^8) x (2.112 x 10^-4) x 
16 x (3.14159^2) x (10^-4)
>
>= 4025.6 / 127322.65 == 0.0100640 mH
>
>When I did the above math I came up with 
10.036 mH.  Did you multiply the
>numbers I outlined in parenthesis above 
before multiplying with the rest of
>the equation?

Multiplication is distributive which 
means it doesnt matter what order you do it in 
and BODMAS means that things like roots and 
powers are calulated first. This means there 
is no need to put any brackets in at all.

Regards

Alex