Path: utzoo!attcan!uunet!tektronix!tekcrl!tekirl!jackg
From: jackg@tekirl.TEK.COM (Jack Gjovaag)
Newsgroups: sci.electronics
Subject: Re: WHat are those holes for?
Message-ID: <1550@tekirl.TEK.COM>
Date: 19 Jul 88 18:22:05 GMT
References: <10790@oberon.USC.EDU> <327@richp1.UUCP> <303@btree.uucp>
Reply-To: jackg@tekirl.TEK.COM (Jack Gjovaag)
Organization: Tektronix, Inc., Beaverton,  OR.
Lines: 17

In article <303@btree.uucp> rfarris@btree.UCSD.EDU (rick farris) writes:
>:[Why do standard electrical plugs have holes in the metal prongs?
>:
>:That's a good question!   Along the same line, why is the ground prong
>:round instead of flat like the other two?
>:
>
>Yes, and why the heck are manholes round?

Aha! I know the answer to this one, even though it has nothing to
do with electronics.  Round is the only shape for the cover that
guarantees that the cover can't fall into the hole.  What do I win?

-- 

  Jack Gjovaag
  Tek Labs