MODERN PHYSICS - ATOMIC PHYSICS - SPECTRA	Order
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Description: Pass out the 1" x 1" gratings to the students. These have 13,400 lines per inch. Turn one of the light sources. There is a single filament white light source and five discharge tubes: H, Ar, He, Hg, and Ne. -CAUTION: Turn off the power supply before changing to the next discharge tube. Purchased/Built: purchased Setup Time: 5 min Quant. in Demo Room: 2 Source: Pasco Scientific Demo References The Video Encyclopedia of Physics Demonstrations Disc 25-01 Four spectral tubes and white light through a grating. Hilton O-9b Line spectra are viewed through 13,400 lines/inch gratings. Sutton L-102 Replica gratings are passed out, sources can be connected in series with an induction coil.
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