9th Class Science Sound Question Bank Sound

  • question_answer
    Stationary waves are formed when

    A)  two waves of equal amplitude and equal frequency travel along the same path in opposite direction

    B)  two waves of equal wavelengths and amplitude travel along the same path with equal speeds in opposite directions  

    C)  two waves of equal wavelength and equal phase travel along the same path with same speed

    D)  two waves of equal amplitude and speed travel along the same path in opposite directions

    Correct Answer: B

    Solution :

    Not Available


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