Physics Laboratory Manual
4th Edition
ISBN: 9781133950639
Author: David Loyd
Publisher: Cengage Learning
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Chapter 42, Problem 2PLA
To determine
The kind of light sources that produce each type of spectrum.
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Chapter 42 Solutions
Physics Laboratory Manual
Ch. 42 - Prob. 1PLACh. 42 - Prob. 2PLACh. 42 - Prob. 3PLACh. 42 - A diffraction grating has a grating spacing of d =...Ch. 42 - For a given wavelength . and a diffraction grating...Ch. 42 - The grating used in this laboratory (a) can...Ch. 42 - A diffraction grating with d = 2000 nm is used...Ch. 42 - The diffraction grating of Question 7 is used at a...Ch. 42 - What are the voltage and current of the spectrum...
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- For each light source, determine which part of the spectrum of visible light is predominant:Fluorescent Light – LED Light –Incandescent Light – Candle Light –Daylight -arrow_forwardWhat is the complete mixture of all of the color wavelengths that make up the visible spectrum?arrow_forwardWhat do you understand by term spectrum?arrow_forward
- How is Ultraviolet Light used?arrow_forwardKrypton (36), Mercury (Hg 80), Hydrogen (H 1), Silicon (Si 14), and Gold (AU 79) The Three primary colors of light are: ____ ____ ___ _____ ____ ___ 6. (7) How are spectral patterns used to identify specific light sources? ___________________ ______________ 7. Using the diffraction grating from the kit observe various light sources and view it with the diffraction grating. Identify the colors you see and identify if any one color is dominant. (Check flashlights, lamps, household lights, refrigerator lights are usually incandescent, car lights, etc… to find the needed light source.) Incandescent light bulb: __ Fluorescent light bulb: ___ Yellow street lamp: ____arrow_forwardwhat is the reason some spectra show the full range of colors while some only give a few colored lines?arrow_forward
- Go outside on a clear night, wait 15 minutes for your eyes to adjust to the dark, and look carefully at the brightest stars. Some should look slightly red and others slightly blue. The primary factor that determines the color of a star is its temperature. Which is hotter: a blue star or a red one? Explainarrow_forwardPlease answer the question in the imagearrow_forwardIf you see a “violet-hot” star, you can be certain its peak intensity is in the ultraviolet range. Why is this?arrow_forward
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