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Re: Cap charge, where is it?
Tesla List wrote:
>
> >From storey-at-stic-dot-netTue Oct 29 23:00:37 1996
> Date: Tue, 29 Oct 1996 22:50:37 -0600
> From: Storey Clamp <storey-at-stic-dot-net>
> To: tesla-at-pupman-dot-com
> Subject: Re: Cap charge, where is it?
>
> Hi Folks,
> With all this lenghthy thread going on, I am surprised that no one has
> mentioned the old styrofoam cup trick. One of my firmest recollections
> of freshman physics class is the day when the instructor demonstrated
> how to make a capacitor out of a styrofoam cup. He lined the inside with
> one piece of aluminum foil, and wrapped the outside with another piece,
> and then charged it with a HVDC supply. Then he carefully removed the
> aluminum foil, and since I always sat on the front row and like to be in
> the middle of everything, he handed me the "empty" cup and invited me to
> fill it with water and have a drink, which somehow I felt compelled to
> at that moment. I got zapped on the first sip, and spilled water all
> over myself, and the class got a big laugh, but I think I will always
> remember where the charge resides.
>
> Storey Clamp
Storey,
You got your physics education the old fashioned way, "You earned it"!
I gotta remember that one!!
Richard Hull, TCBOR