J & K CET Engineering J and K - CET Engineering Solved Paper-2007

  • question_answer
    Sound waves in air cannot be polarized because

    A)   their speed is small

    B)  they require medium

    C)  these are longitudinal

    D)  their speed is temperature dependent

    Correct Answer: C

    Solution :

    Sound waves are longitudinal and longitudinal waves cannot be polanzed.


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