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CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2000

  • question_answer
    Diffraction effects are easier to notice in the case of sound waves than in case of light waves, because the sound waves are:

    A)  of longer wavelengths

    B)  of shorter wavelengths

    C)  longitudinal waves

    D)  mechanical waves

    Correct Answer: A

    Solution :

     The wave is diffracted only when the size of obstacle is comparable to the wavelength, therefore, they can diffract easily around the big obstacle.


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