X-Authentication-Warning:	delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient:	geda-user AT delorie DOT com
Message-ID:	<20120316142719.26210.qmail@stuge.se>
Date:	Fri, 16 Mar 2012 15:27:19 +0100
From:	Peter Stuge <peter AT stuge DOT se>
To:	geda-user AT delorie DOT com
Subject:	Re: [geda-user] Daughter's Science Fair
Mail-Followup-To:	geda-user AT delorie DOT com
References:	<CALSZ9gp3RUu2WiEU9SoJROD+3LQcF3XR4YKJiKP1P-U2OWM4-Q AT mail DOT gmail DOT com>
MIME-Version:	1.0
In-Reply-To:	<CALSZ9gp3RUu2WiEU9SoJROD+3LQcF3XR4YKJiKP1P-U2OWM4-Q@mail.gmail.com>
Reply-To:	geda-user AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	geda-user AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

Rob Butts wrote:
> shouldn't the electromagnetic field produced by the coil and nail
> with the battery induce a current in the other coil when placing
> the nails adjacent and parallel?

There are no DC transformers, right?

http://van.physics.illinois.edu/qa/listing.php?id=2354


//Peter

- Raw text -