PIRA 7B10.10 Emission Spectra
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Photo of the Demonstration at the University of Texas
Instructions / Notes:
Emission spectra from one of three spectral tubes or a tungsten filament are viewed through a diffraction grating.
Demo Staff: This demo needs to be set up on a large blue formica topped table.
The demo is best viewed with the room lights OFF.
- Tungsten filament lamp viewed from dead center.
The demo comes with three separately powered spectral tube holders.
- Rotate the front of the table slowly when showing one of the spectral tubes.
- Shown below is H2 in a darkened classroom.
Last Updated 09/2005 - University of Texas at Austin
Physics Department - All Rights Reserved