Re: Using electricity to repel an object?

In article <1128641900.291847.11930@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>,
<janey3white@xxxxxxxxx> wrote:
> Is this possible? If I have two metal objects (you name the metals
>even) touching a little, can I wrap a wire around part of one of them,
>electrify it, and have it repel the other object? Note that I want the
>wrapping and electrifying to be what does it and the objects have to
>touch originally touch (otherwise I'd just try to stick the South
>ends of two magnets together - Look, they CAN'T TOUCH).
>


It would be an application of Lenz's law.

http://www.launc.tased.edu.au/online/sciences/physics/Lenz's.html
http://my.execpc.com/~rhoadley/magring.htm

You might need a heckuva lot of current flowing through the wire, and it
would have to be AC. But sure, possible in principle.

--
"Voice or no voice, the people can always be brought to the bidding of
the leaders. This is easy. All you have to do is to tell them they
are being attacked, and denounce the pacifists for lack of patriotism
and exposing the country to danger." -- Hermann Goering
.

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