Difference between revisions of "Hoot Tubes"
From UO Physics Demonstration Catalog
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{{NewDemo|subject=OWS|topic=Sound|file1=Hoot_Tubes.gif}} | {{NewDemo|subject=OWS|topic=Sound|file1=Hoot_Tubes.gif|file2=Hoot tube2.JPG|file3=Hoot tube1.JPG}} | ||
A metal tube has a metal screen placed inside it a short distance from one end. Place the tube over a burner to heat up the screen and then remove the tube from the burner. With the tube in a vertical position the cooling screen sets up a sound vibration. The length of the tube picks out the resonating wave length. Turn the tube horizontally and the sound stops. The largest, ~5 ft. x 6 in., has been dubbed "The Voice of God" for its loud deep tone. Gloves are recommended for holding the tube. | A metal tube has a metal screen placed inside it a short distance from one end. Place the tube over a burner to heat up the screen and then remove the tube from the burner. With the tube in a vertical position the cooling screen sets up a sound vibration. The length of the tube picks out the resonating wave length. Turn the tube horizontally and the sound stops. The largest, ~5 ft. x 6 in., has been dubbed "The Voice of God" for its loud deep tone. Gloves are recommended for holding the tube. | ||
Latest revision as of 08:13, 25 October 2023
Return to Sound
Description:
A metal tube has a metal screen placed inside it a short distance from one end. Place the tube over a burner to heat up the screen and then remove the tube from the burner. With the tube in a vertical position the cooling screen sets up a sound vibration. The length of the tube picks out the resonating wave length. Turn the tube horizontally and the sound stops. The largest, ~5 ft. x 6 in., has been dubbed "The Voice of God" for its loud deep tone. Gloves are recommended for holding the tube.
Location:
- Small Tubes: Shelf D-4
- Voice of God: Next to Shelf E
- Bunsen Burner Drawer: Dr. 55
