Gary Hoffman <email@example.com> wrote:
> Would you agree that the earth is considered a zero potential reference
> point when compared to things located on or flying above it ?
> Would you agree that is true for both DC and AC ?
An arbitrary point can be taken as a potential reference.
The choice itself has no physical consequences.
It's just a notational convenience.
Sinisa YT1NT, VE3EA
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