Why could white light produced by a very powerful searchlight not be used for this same measurement

11.3.pdf - 11.3 The Laser—A Special Type of Light In the previous section, you learned about light from many different sources. Each of those light

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1.Laser lights produce light of one wavelength, laser light produces light traveling in onedirection, and laser light is monochromatic in nature.2.The color of the light leaving the prism would be green because laser light ismonochromatic meaning, they cant change colours.3.a)Laser light travels in one direction therefore letting us use it to measure long distanceswithout it spreading out.