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Re: [Phys-L] just for fun




On 2013, Dec 18, , at 11:11, John Denker <jsd@av8n.com> wrote:


Example: Here's a solution not involving much physics: Assume I
have a cell phone, and I have a friend with a cell phone. I send
the friend to the basement while I stay upstairs and flip switches.


I have a buzzer used to identify which of a multi-line tele-cable is which. Flip one switch, attach the buzzer to another switch, not the common side, and go below with the buzzer detector, and an eye open.

bc friendless