Richard Clark wrote:
Only a stupid engineer would use the cross product to figure out 60Hz
transmission line delivery.
Uhhhhh Richard, engineers who understand Poynting Vectors
are not stupid. Do you understand Poynting Vectors? 60 Hz
transmission lines have an E-field and an H-field. Those
fields are vectors. The cross product of those fields is
the power-flow vector. (I hope your upper lip survives that
fact of engineering physics.) Every power engineer that I have
ever known is capable of discussing "power flow" without batting
an eye. However, being a member of MENSA allows me to understand
both sides of the argument. :-) Are you a member of MENSA?
However, your impoverished representation of the power industry
knowledge serves only your lame theories.
It appears that what is impoverished is your understanding of
the power industry (and many other industries).
P^ = E^ x H^
The very first formula from the Standard Handbook for Electrical
The very first formula in my "Electronics Equations Handbook"
is R = pl/a. The importance of being first escapes me. Are we
to accept the first and reject the rest?
Engineers, Section 11, Power Transmission, Electrical Calculations:
I = P / E (1)
no vector notation used or needed.
Mr. Poynting is rolling his eyes at you. :-) I have heard that
same argument before. "I understand Ohm's Law! Everything else
is gobbledegook!" (Never mind that the poster cannot even spell
"gobbledygook" correctly.)
This is entirely congruent with my statement.
Which is more important? - congruence or relevance?
(a rhetorical question - no answer required)
no direction vectors whatever.
You left out: there's no direction vectors in "Alice In
Wonderland". (No doubt your favorite technical reference.)
--
73, Cecil
http://www.qsl.net/w5dxp
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