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  3. 8th Class
  4. Science
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8th Class Science Sound Question Bank Sound Summative Objective Problems

  • question_answer
    A to and fro motion by an object is also called

    A)  periodic motion    

    B)  oscillatory motion

    C)  Cyclic motion      

    D)  none of these

    Correct Answer: B

    Solution :

      Not Available


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