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JEE Main & Advanced Physics Wave Mechanics Question Bank Basics of Mechanical Waves

  • question_answer
    The distance between two consecutive crests in a wave train produced in a string is 5 cm. If 2 complete waves pass through any point per second, the velocity of the wave is [CPMT 1990]

    A)            10 cm/sec                              

    B)            2.5 cm/sec

    C)            5 cm/sec                                

    D)            15 cm/sec

    Correct Answer: A

    Solution :

               \[v=n\lambda =2\times 5=10\]cm/sec


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