Emission spectra of light 🌈 - continuous spectrum and line spectrum Physics Chemistry

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e-profs - Physique Chimie

Published on Dec 16, 2020
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This video presents the method for obtaining the continuous emission spectrum of white light and the line emission spectra obtained from a hydrogen vapor lamp and a LASER. These spectra will allow us to distinguish polychromatic light from monochromatic light. 00:00 - description of the experimental device 00:15 - emission spectrum of white light (continuous) 00:51 - line emission spectrum (hydrogen vapor lamp) 01:26 - emission spectrum of a LASER (monochromatic) 01:44 - Video summary: wavelength: • WAVELENGTH - UV, visible light... Second year class program (high school): 📝 Theme: Waves and signals. Part: Emission spectrum. ✔️Characterize the spectrum of radiation emitted by a hot body. ✔️Characterize monochromatic radiation by its wavelength in a vacuum or in air. ✔️Exploit a spectrum of lines. Find other videos and methodological sheets to download for free: https://eprofs.fr Twitter: / e_profs Instagram: / e_profs_physique_chimie Facebook: / e-profs-467482426970398

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