Re: Zero with units?

[Ludwik Kowalski <kowalskil@MAIL.MONTCLAIR.EDU>]

A good reminder of what significant figures are for.
But how is this aspect of reporting an experimental
result connected with the issue of adding or not
adding "volt" after the number?

By the way, we say one volt and two volts. What
about 1.5? Is it singular or plural?
Ludwik Kowalski

On Monday, Sep 20, 2004, at 03:19 America/New_York, brian mcinnes wrote:

> on 20/9/04 5:34 AM, James Frysinger at frysingerj@COFC.EDU wrote:
>
> SNIP
> > "the potential at this point is 0 V".
> SNIP
>
> James, would you (or any other contributor) care to comment on the
> following.
>
> When I read 3V, I interpret that as a value greater than 2.5V and less
> than
> 3.5V.  If what was meant was 3.0V, then it should have been written as
> 3.0V
> (and then I would interpret it as greater than 2.95V and less than
> 3.05V).
>
> So, when I read 0V, is that really zero, or is it a value somewhere
> between
> 0.0V and 0.5V?
>
> Brian McInnes