Laser Beams Are Used To Measure Long Distances Because

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Yvonne 1 Year Ago

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  • The correct answer is

    D) they have high degree of parallelism


    The laser beams are perfectly parallel. so that they are very narrow and can travel a long distance without spreading. This is the feature of laser while they are monochromatic and coherent these are characteristics only.  

    1 Year Ago

    asked Oct 24 5:34:38 PM


    Q: 22 A: 1924

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