Some people do, some people don't feel slight shocks.
I can feel 18 V
But really feel the 60 Vac centertap of an ungrounded
computer. Assume the other path is capacitance since I was
insulated elsewhere from ground. Just drag your knuckles
along the metal and you'll feel it.
- Robert -
On Mon, 29 Nov 2004 09:47:00 -0700
drcuthb...@micron.com wrote:
> There is the body capacitance of about 100 pF having a
> reactance of 27 M
> at 60 Hz. Connected to a 120 VAC source there will be 4.5
> uA RMS
> current. Not much. If contact is made at the peak of the
> waveform (170
> V) there will be charging current essentially identical
> to a 170 volt
> ESD event. The peak current will be around 1/2 amp for
> around 5 ns. I
> don't know that one can feel that. I can measure this if
> anyone wants me
> to.
>
> Dave Cuthbert
> Micron Technology
>
> -----Original Message-----
> From: owner-emc-p...@listserv.ieee.org
> [mailto:owner-emc-p...@listserv.ieee.org] On Behalf Of
> John Woodgate
> Sent: Friday, November 26, 2004 9:39 AM
> To: emc-p...@ieee.org
> Subject: Re: Is one-handed electrical shock possible?
>
>
> In article <bay102-f1837c5528d7e103528a6bdb1...@phx.gbl>,
> Allen Tudor
> <allenltu...@hotmail.com> writes
> >Does
> >capacitance between the body and earth come into play?
>
> Yes. And most things are a bit moist (except in Arizona,
> of course,
> where even the water is dry, or so I am reliably
> informed), so there may
> not be as much insulation resistance as appears at first
> sight.
> --
> Regards, John Woodgate, OOO - Own Opinions Only.
> The good news is that nothing is compulsory.
> The bad news is that everything is prohibited.
> http://www.jmwa.demon.co.uk Also see
> http://www.isce.org.uk
>
>
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