Physics, 17.02.2020 16:37 vivian2020
Viewed through a spectroscope, the spectral profile of a yellow street lamp has a narrow line in the yellow region of the visible spectrum against a black background. Is the street lamp an incandescent or an atomic source of light? What’s happening in the lamp that causes light to be emitted? Explain your answer.
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Viewed through a spectroscope, the spectral profile of a yellow street lamp has a narrow line in the...