[quote=everymansmedium;50949]
Quote:
Originally Posted by MJA  Hello MJA:
It has nothing to do with any of the above thoughts. It has to do with making a good measurement.
Resolution plus stability = accuracy.
(Stability = + or -) a fluctuation in terms of the
resolution = (what can be resolved)
The wave is simply much more stable (repeatable) so is used as the method indicated as the standard method to measure C.
This is very basic metrology. It is also why Dave as a metrologist gets frustrated when the basics of his profession are not understood.
John. |
Obviously to measure something, one must know what that something is, right? So John, to accurately measure light, you must know what light is. What is light? Dave, your an expert as John says, maybe you can shedd some light on light for me, please. Is light an object of measurable simplicity that I am flailing to grasp, or is it more fair to say, no one has completely grasped light yet? Do tell! = MJA
The truth of everything is less than one inch,
it is only equal and the lion is one.
One is free when the door is opened,
education has the key.
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