Cecil Moore wrote:
Gene Fuller wrote:
(snip)
C'mon, you know as well as anybody that inductance of a coil tends to
increase as n-squared. Yes, there are all kinds of special cases and
correction factors.


Increasing the length of a coil or transmission line doesn't
change its velocity factor at a fixed frequency.
(snip)

That is an interesting hypothesis.

How would you go about testing its validity?

(Have you heard of end effects?)