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Re: [TCML] Capacitor Conundrum
Thanks D.C.,
For the great answer in plain talk. I know this subject goes much deeper
into the quantum level than I can understand, but the analogy with
electromagnetic fields helps to explain the principle.
So, if a vacuum capacitor is charged to a high potential and then the plates
are separated far enough, would you have two monopole capacitors with
opposite charge? Then if the plates were brought back to their original spacing,
would the charges be conserved? Similar to the Leyden jar experiment, but with
no dielectric material, just empty(?) space.
Thanks,
Tony Greer
******************
In a message dated 8/22/2008 3:39:33 P.M. Central Daylight Time,
resonance@xxxxxxxxxxxx writes:
The energy is not stored in the dielectric material. It is stored in the
electrostatic field between the plates, which of course, is focused and
intensified by the
intervening plastic, glass, etc.
This effect is the electrostatic equivalent of an electromagnetic field
being focussed in the laminated iron core of a transformer.
To the casual observer the field appears to be stored in the plastic
material, but it's actually being stored in the geometric electrostatic
field.
The electrostatic field exists between the parallel plates of a vacuum
capacitor even though there is not hard medium material to focus the field.
Electromagnetic fields do not require a core to be present to form them. An
intervening material, such as iron, helps intensify the effect.
Conversely, electrostatic fields do not require a plastic material (core in
effect) to form them.
An electrostatic fields exists between two plates charged to a high
potential, as in a variable vacuum capacitor such as those mfg by Varian,
Jennings, et. al.
Dr. Resonance
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