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J & K CET Engineering J and K - CET Engineering Solved Paper-2011

  • question_answer
    In the case of a travelling wave, the reflection at a rigid boundary will take place with a phase change of

    A)  \[\frac{\pi }{2}\,rad\]

    B)  \[\frac{\pi }{4}\,rad\]

    C)  \[\pi \,\,rad\]

    D)  \[\frac{\pi }{6}\,\,rad\]

    Correct Answer: C

    Solution :

    In the case of travelling wave, the reflection at a rigid boundary will take place with a phase change of \[\frac{\pi }{2}\]rad.


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