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Date: Tue, 19 Mar 1996 23:16:30 -0500problems and have a little fun. I don't know where my teacher learned it
To: phys-l
From: Chris Maj <cmaj@buffnet.net>
Subject: Steel Bar Music
Greetings--
In an AP Physics lab today, we decided to take a break from the humdrum of
your thumb and index finger to balance it upright. Try to keep it tipped a
MATERIALS:
-steel rod; solid, 1/2" diameter, 4' long
-rosin powder; smash up a violin rosin form the orchestra room -he,he
-patience
PROCEDURE:
1. Smash the rosin up to a real fine powder, using a hammer or whatever.
2. Get the palm of your right hand full of the powder.
3. Hold the steel rod exactly at the center with your left hand, using only
4. With your right hand, procede to stroke the rod from a few inches belowyour left hand downward to the bottom of the rod, letting your hand slide
5. If you keep stroking in a rythmic pattern, soon you will hear a puretone, much like that produced by a tuning fork. The more consistent your
allows for _lots_ of experimentation. We used many different length rods
This not only gives you quite a workout after a 5 minute trial, but it
** :) Christopher M. Maj //=\\ Imajn8r
--Chris