JEE Main & Advanced Sample Paper JEE Main - Mock Test - 39

  • question_answer
    A standing wave is produced on a string clamped at one end free at the other. The length of the string (n can be any positive integer)-

    A) Must be \[\frac{n\lambda }{4}\]      

    B)        Must be \[\frac{n\lambda }{2}\]

    C) Must \[n\lambda \]       

    D)        None of these

    Correct Answer: D

    Solution :

    [d] Patterns can be


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