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8th Class Science Sound Question Bank Sound

  • question_answer
    What is the number of vibrations made by a body in one second called?

    A)  Frequency        

    B)                         Wavelength                     

    C)                         Loudness                           

    D)                         Pitch                    

    Correct Answer: A

    Solution :

    Frequency is the number of vibrations that pass through a point in space in one second by a body.


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