Re: How does one find employees, including trainees?

["Tommy" <tommy at leesecurity dot net>]

I don't see it as confusion, i just feel that if you are using a meter
to find resistance, you are instinctively using the formula. but then
maybe i am equating memorization with understanding.
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cs_posting@xxxxxxxxxxx wrote:

> Tommy wrote:
> > If you'll read the post, what i said was that you do not have to be
> > pluging numbers into a calculator to be using the formula. i would
> > be willing to say that most techs worth a hoot understand ohm's law
> > just fine. a good number of them probably cannot quote it but
> > understand it nonetheless.
> >
> > You are correct about one thing you don't have to know ohm's law to
> > use a volt meter, but you probably couldn't tell a person what you
> > are looking at on the meter either.
>
> Now we get to the source of your confusion.  Ohm's law is about the
> relationship between voltage, current, and resistance.  If you are not
> making conscious use of the relationship, you are not using ohm's law.
> Explaining what you see on the meter rarely involves using more than
> one of these parameters in isolation.
>
> Ohm's law is not involved unless you measure two parameters and use
> them to determine (by feel if not calculation) the third.
>
> And again, it doesn't matter how your meter actually takes the
> measurement presented to you.  Just because the engineer who designed
> the meter made use of ohms law does not mean that the user does.  If
> you are trying to read resistance, and the meter displays resistance,
> you are not using ohms law - only if it displayed voltage and current
> and left determining the resistance up to you would this relationship
> be involved in your work.

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